Fault table: from V.A.G code 17510 / SAE P1 codes
Fault table: from V.A.G code 17510 / SAE P1 codes
Notes:
-
◆ The fault code overview is listed according to SAE or V.A.G code.
-
◆ Erase fault memory after rectifying fault .
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1102
|
17510
|
Bank 1, probe 1 heating current circuit short to positive1)
|
- Check Lambda probe heating before catalytic converter
|
P1105
|
17513
|
Bank 1, probe 2 heating current circuit short to positive1)
|
- Check Lambda probe heating after catalytic converter => Page 24-37
|
P1115
|
17523
|
Bank 1, probe 1 heating current circuit short to earth1)
|
- Check Lambda probe heating before catalytic converter => Page 24-31
|
P1116
|
17524
|
Bank 1, probe 1 heating current circuit open circuit1)
|
|
P1117
|
17525
|
Bank1, probe 2 heating current circuit short to earth1)
|
- Check Lambda probe heating after catalytic converter => Page 24-37
|
P1118
|
17526
|
Bank 1, probe 2 heating current circuit open circuit1)
|
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1151
|
17559
|
Bank1, mixture adaption region 1 Below lean limit1); 2)
|
- Check fuel pressure regulator and holding pressure => Page 24-88
|
|
|
|
- Check injectors
|
|
|
|
- Check fuel pump:
|
|
|
|
- Check intake system for leaks => Page 24-93
|
|
|
|
- Check exhaust system for leaks:
|
Continued on next page
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Note:
2)add. = additive, i.e. the fault only affects the system at idling speed.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1151
|
17559
|
Continuation Bank1, mixture adaption region 1 Below lean limit1); 2)
|
- Check exhaust gas recirculation valve (-N18): => Page 01-72, Final control diagnosis Check exhaust gas recirculation system: => Repair group 26; Exhaust gas recirculation system
|
|
|
|
- Check activated charcoal filter system for leaks:
|
|
|
|
- Check Lambda probe and Lambda regulation before catalytic converter => Page 24-100
|
|
|
|
- Check Lambda probe and Lambda regulation after catalytic converter => Page 24-108
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Note:
2)add. = additive, i.e. the fault only affects the system at idling speed.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1152
|
17560
|
Bank1, mixture adaption region 2 Below lean limit1); 2)
|
- Check fuel pressure regulator and holding pressure => Page 24-88
|
|
|
|
- Check injectors
|
|
|
|
- Check fuel pump:
|
|
|
|
- Check intake system for leaks => Page 24-93
|
|
|
|
- Check exhaust system for leaks:
|
Continued on next page
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Note:
2)mult. = multiplicative, i.e. the fault affects the system across the whole range of engine speeds and engine loads.
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1152
|
17560
|
Continuation Bank1, mixture adaption region 2 Below lean limit1) 2)
|
- Check exhaust gas recirculation valve (-N18): => Page 01-72, Final control diagnosis Check exhaust gas recirculation system: => Repair group 26; Exhaust gas recirculation system
|
|
|
|
- Check activated charcoal filter system for leaks:
|
|
|
|
- Check Lambda probe and Lambda regulation before catalytic converter => Page 24-100
|
|
|
|
- Check Lambda probe and Lambda regulation after catalytic converter => Page 24-108
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Note:
2)mult. = multiplicative, i.e. the fault affects the system across the whole range of engine speeds and engine loads.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1155
|
17563
|
Intake manifold pressure sender -G71short to positive1)2)
|
- Check intake manifold pressure sender
|
P1156
|
17564
|
Intake manifold pressure sender -G71 open circuit/short to earth1)2)
|
|
P1158
|
17566
|
Intake manifold pressure sender -G71, implausible signal1)2)
|
- Clean throttle valve
|
1) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp .
2) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp .
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1165
|
17573
|
Bank1, mixture adaption region 1 Rich limit exceeded1); 2)
|
- Check fuel pressure regulator and holding pressure => Page 24-88
|
|
|
|
- Check injectors
|
|
|
|
- Check fuel pump:
|
|
|
|
- Check intake system for leaks => Page 24-93
|
|
|
|
- Check exhaust system for leaks:
|
Continued on next page
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Note:
2)add. = additive, i.e. the fault only affects the system at idling speed.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1165
|
17573
|
Continuation Bank1, mixture adaption region 1 Rich limit exceeded1); 2)
|
- Check exhaust gas recirculation valve (-N18): => Page 01-72, Final control diagnosis Check exhaust gas recirculation system: => Repair group 26; Exhaust gas recirculation system
|
|
|
|
- Check activated charcoal filter system for leaks:
|
|
|
|
- Check Lambda probe and Lambda regulation before catalytic converter => Page 24-100
|
|
|
|
- Check Lambda probe and Lambda regulation after catalytic converter => Page 24-108
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Note:
2)add. = additive, i.e. the fault only affects the system at idling speed.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1166
|
17574
|
Bank1, mixture adaption region 2 Rich limit exceeded1) 2)
|
- Check fuel pressure regulator and holding pressure => Page 24-88
|
|
|
|
- Check injectors
|
|
|
|
- Check fuel pump:
|
|
|
|
- Check intake system for leaks => Page 24-93
|
|
|
|
- Check exhaust system for leaks:
|
Continued on next page
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Note:
2)mult. = multiplicative, i.e. the fault affects the system across the whole range of engine speeds and engine loads.
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1166
|
17574
|
Continuation Bank1, mixture adaption region 2 Rich limit exceeded1); 2)
|
- Check exhaust gas recirculation valve (-N18): => Page 01-72, Final control diagnosis Check exhaust gas recirculation system: => Repair group 26; Exhaust gas recirculation system
|
|
|
|
- Check activated charcoal filter system for leaks:
|
|
|
|
- Check Lambda probe and Lambda regulation before catalytic converter => Page 24-100
|
|
|
|
- Check Lambda probe and Lambda regulation after catalytic converter => Page 24-108
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Note:
2)mult. = multiplicative, i.e. the fault affects the system across the whole range of engine speeds and engine loads.
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1171
|
17579
|
Angle sender 2 for throttle valve drive -G188, implausible signal1)2)
|
- Check throttle valve control part => Page 24-49
|
P1172
|
17580
|
Angle sender 2 for throttle valve drive -G188, signal too low1)2)
|
|
P1173
|
17581
|
Angle sender 2 for throttle valve drive -G188, signal too high1)
|
- Clean throttle valve
|
1) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
2) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp .
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1174
|
17582
|
Bank1, fuel measurement system Deviation in injection timing1)
|
- Check fuel pressure regulator and holding pressure => Page 24-88
|
|
|
|
- Check injectors
|
|
|
|
- Check fuel pump:
|
|
|
|
- Check intake system for leaks => Page 24-93
|
|
|
|
- Check exhaust system for leaks:
|
Continued on next page
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1174
|
17582
|
Continuation Bank1, fuel measurement system Deviation in injection timing1)
|
- Check exhaust gas recirculation valve => Page 01-72, Final control diagnosis Check exhaust gas recirculation system: => Repair group 26; Exhaust gas recirculation system
|
|
|
|
- Check activated charcoal filter system for leaks:
|
|
|
|
- Check Lambda probe and Lambda regulation before catalytic converter => Page 24-100
|
|
|
|
- Check Lambda probe and Lambda regulation after catalytic converter => Page 24-108
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1176
|
17584
|
Bank 1 Lambda correction after cat, control limit reached1)
|
- Check intake system for leaks (unmetered air) => Page 24-93
|
|
|
|
- Check Lambda probe and Lambda regulation after catalytic converter => Page 24-108
|
|
|
|
- Check Lambda probe heating after catalytic converter => Page 24-37
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1178
|
17586
|
Linear Lambda probe/pump current, Open circuit1)
|
- Check Lambda probe and Lambda regulation before catalytic converter => Page 24-100
|
P1179
|
17587
|
Linear Lambda probe/pump current, Short to earth1)
|
|
P1180
|
17588
|
Linear Lambda probe/pump current, Short to positive1)
|
- Check Lambda probe heating before catalytic converter => Page 24-31
|
P1181
|
17589
|
Linear Lambda probe/reference voltage, Open circuit1)
|
- Check Lambda probe and Lambda regulation before catalytic converter => Page 24-100
|
P1182
|
17590
|
Linear Lambda probe/reference voltage, Short to earth1)
|
- Check Lambda probe heating before catalytic converter => Page 24-31
|
P1183
|
17591
|
Linear Lambda probe/reference voltage, Short to positive1)
|
- Check ignition cables and spark plugs => Page 28-1
|
P1190
|
17598
|
Linear Lambda probe/reference voltage implausible1)
|
- Check misfire detection => Page 28-22
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1196
|
17604
|
Bank 1, probe 1 heating element circuit, Electrical fault1)
|
- Check Lambda probe heating before catalytic converter
|
P1198
|
17606
|
Bank 1, probe 2 heating element circuit, Electrical fault1)
|
- Check Lambda probe heating after catalytic converter => Page 24-37
|
P1213
|
17621
|
Injector Cyl. 1 -N30 short to positive1)
|
- Check injectors
|
P1214
|
17622
|
Injector Cyl. 2 -N31 short to positive1)
|
|
P1215
|
17623
|
Injector Cyl. 3 -N32 short to positive1)
|
|
P1216
|
17624
|
Injector Cyl. 4 -N33 short to positive1)
|
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1237
|
17645
|
Injector Cyl. 1 -N30 open circuit1)
|
- Check injectors
|
P1238
|
17646
|
Injector Cyl. 2 -N31 open circuit1)
|
|
P1239
|
17647
|
Injector Cyl. 3 -N32 open circuit1)
|
|
P1240
|
17648
|
Injector Cyl. 4 -N33 open circuit1)
|
|
P1337
|
17745
|
Bank 1, camshaft pos. sensor => sender -G40, Short to earth
|
- Check Hall sender
|
P1338
|
17746
|
Bank 1, camshaft pos. sensor => sender -G40, Open circuit/ short to positive
|
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1341
|
17749
|
Ignition output 1, short to earth1)
|
- Check ignition transformer => Page 28-12
|
P1342
|
17750
|
Ignition output 1, short to positive1)
|
- Check Hall sender => Page 28-9
|
P1343
|
17751
|
Ignition output 2 short to earth1)
|
|
P1344
|
17752
|
Ignition output 2, short to positive1)
|
|
P1348
|
17756
|
Ignition output 1, open circuit1)
|
|
P1349
|
17757
|
Ignition output 2, open circuit1)
|
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
2) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
Fault code
|
Fault text
|
Fault rectification
|
SAE
|
V.A.G
|
|
|
P1355
|
17763
|
Ignition circuit cylinder 11) Open circuit
|
- Check ignition transformer => Page 28-12
|
P1356
|
17764
|
Ignition circuit cylinder 11) Short to positive
|
|
P1357
|
17765
|
Ignition circuit cylinder 11) Short to earth
|
|
P1358
|
17766
|
Ignition circuit cylinder 21) Open circuit
|
|
P1359
|
17767
|
Ignition circuit cylinder 21) Short to positive
|
|
P1360
|
17768
|
Ignition circuit cylinder 21) Short to earth
|
|
1)Faults relating to "Ignition circuit..." apply to wiring connections between the engine control unit and the ignition output stage of the ignition coil via which the engine control unit activates the output stages. "Ignition circuit, cylinder 1..."applies to cylinders one and four, "Ignition circuit, cylinder 2..." applies to cylinders two and three.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1385
|
17793
|
Control unit defective1)
|
- Renew engine control unit => Page 24-126
|
P1388
|
17796
|
Control unit defective1)2)
|
- Renew engine control unit => Page 24-126
|
P1398
|
17806
|
Engine speed signal, TD short to earth
|
- Check engine speed sender
|
P1399
|
17807
|
Engine speed signal, TD short to positive
|
|
P1401
|
17809
|
Exhaust gas recirculation valve -N18, Short to earth1)
|
- Check exhaust gas recirculation valve, Final control diagnosis
|
P1402
|
17810
|
Exhaust gas recirculation valve -N18, Short to positive1)
|
|
P1403
|
17811
|
Exhaust gas recirculation system, Control difference1)
|
|
P1404
|
17812
|
Exhaust gas recirculation system, Basic settings not performed
|
- Perform basic setting (Measured value block 74)
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
2) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1410
|
17818
|
Tank breathing valve -N80 short to positive1)
|
- Check activated charcoal filter solenoid valve 1=> Page 01-72, Final control diagnosis
|
P1425
|
17833
|
Tank breathing valve -N80 short to earth1)
|
|
P1426
|
17834
|
Tank breathing valve -N80 open circuit1)
|
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1439
|
17847
|
EGR potentiometer - G212 Fault in basic setting1)
|
- Check exhaust gas recirculation valve=> Page 01-72, Final control diagnosis
|
P1440
|
17848
|
Exhaust gas recirculation valve - N18, open circuit1)
|
|
P1442
|
17850
|
EGR potentiometer - G212 Signal too high1)
|
- Perform basic settings (measured value block 74) => Page 01-149
|
P1443
|
17851
|
EGR potentiometer -G212 Signal too low1)
|
|
P1501
|
17909
|
Fuel pump relay -J17, Short to earth
|
- Check fuel pump relay => Page 24-138
|
P1502
|
17910
|
Fuel pump relay -J17, short to positive
|
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1504
|
17912
|
Air intake system, Leak detected1)2)
|
- Check intake system for leaks (unmetered air) => Page 24-93
|
|
|
|
- Check exhaust gas recirculation system: => Repair group 26; Exhaust gas recirculation system
|
|
|
|
- Check activated charcoal filter solenoid valve 1:
|
|
|
|
- Check throttle valve control unit => Page 24-49
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
2) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1541
|
17949
|
Fuel pump relay - J17, Open circuit
|
- Check fuel pump relay => Page 24-138
|
P1542
|
17950
|
Angle sender for throttle valve drive -G187, Implausible signal2)
|
- Check throttle valve control part => Page 24-49 Clean throttle valve
|
P1543
|
17951
|
Angle sender for throttle valve drive -G187 signal too low 1)2)
|
|
P1544
|
17952
|
Angle sender for throttle valve drive -G187 signal too high 1)2)
|
|
P1545
|
17953
|
Throttle valve control malfunction 1)2)
|
|
1) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp =>01-6.
2) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1553
|
17961
|
Altitudesensor signal/intake manifold pressure, Implausible ratio1)
|
- Check intake manifold pressure sender
|
|
|
|
- Check intake system for leaks (unmetered air) => Page 24-93
|
|
|
|
- Check exhaust gas recirculation system: => Repair group 26; Exhaust gas recirculation system
|
|
|
|
- Check activated charcoal filter solenoid valve 1:
|
|
|
|
- Check throttle valve control part => Page 24-49
|
1) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1554
|
17962
|
Throttle valve control part -J338 Basic setting condition not met 1)
|
- Adapt engine control unit to throttle valve control part => Page 24-133
|
P1559
|
17967
|
Throttle valve control part -J338 Fault in basic setting 1)2)
|
|
P1560
|
17968
|
Maximum engine revs surpassed
|
- Repair mechanical damage
|
P1564
|
17972
|
Throttle valve control part -J338 low voltage at base setting 1)
|
- Check battery, charge if needed Adapt engine control unit to throttle valve control part => Page 24-133
|
P1565
|
17973
|
Throttle valve control part -J338 lower limit not reached 1)2)
|
- Check throttle valve control part=> Page 24-49
|
P1569
|
17977
|
CCS switch -E45, Implausible signal
|
- Check cruise control signal => Page 24-148
|
1) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
2) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp .
|
---|
Fault code
|
Fault text
|
Fault elimination
|
SAE
|
V.A.G
|
|
|
P1570
|
17978
|
Engine control unit blocked
|
- Adapt electronic immobilizer to engine control unit => Electrical system; Repair group 01; Self-diagnosis of immobiliser
|
P1581
|
17989
|
Throttle valve control part -J338 Basic setting not performed
|
- Adapt engine control unit to throttle valve control part => Page 24-133
|
P1602
|
18010
|
Voltage supply Kl 30, Voltage too low
|
- Procedure after voltage supply open circuit => Page 24-121
|
P1611
|
18019
|
Request fault lamp be switched on, Short to earth
|
- Check exhaust emissions warning lamp: => Current flow diagrams, Electrical fault finding and Fitting locations binder
|
P1612
|
18020
|
Engine control unit incorrectly coded
|
- Code engine control unit => Page 24-130
|
P1626
|
18034
|
Drive train data bus no messages from gearbox control unit
|
- Check data bus => Page 24-168
|
Fault code
|
Fault text
|
Fault elimination
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SAE
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V.A.G
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P1630
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18038
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Accelerator pedal position sender -G79 signal too low1)2)
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- Check accelerator pedal position sender:
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P1631
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18039
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Accelerator pedal position sender -G79 signal too high 1)2)
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P1633
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18041
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Accelerator pedal position sender 2 -G185 signal too low 1)2)
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P1634
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18042
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Accelerator pedal position sender 2 -G185 signal too high 1)2)
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P1635
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18043
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Drive train data bus, No message from air conditioner CU
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- Check data bus => Page 24-168
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P1636
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18044
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Drive train date bus, No message from airbag CU
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P1637
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18045
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Drive train data bus, No message from elec. CU
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1) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
2) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp .
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Fault code
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Fault text
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Fault elimination
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SAE
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V.A.G
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P1639
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18047
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Accelerator pedal position senders 1/2 -G79+G185 implausible signal 1)
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- Check accelerator pedal position sender:
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P1640
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18048
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Control unit defective2)
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- Check control unit voltage supply => Page 24-121
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- Renew engine control unit (J537) => Page 24-126
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P1641
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18049
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Please interrogate air cond. CU fault memory
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- Interrogate fault memory of A/C control unit
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P1648
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18056
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Drive train data bus defective
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- Check data bus => Page 24-168
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P1649
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18057
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Drive train data bus no messages from ABS control unit
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1) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
2) Engine control unit switches on the exhaust emissions warning lamp in dash panel insert if this fault occurs. Significance of exhaust emissions warning lamp .
1) Engine control unit switches on the EPC warning lamp in dash panel insert if this fault occurs. Significance of EPC warning lamp =>01-5.
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