A4 Quattro Sedan L4-1.8L Turbo (AEB) (1998)
Coolant Temperature Sensor/Switch (For Computer): Customer Interest
Attachment Bulletin # 159902
Group: 15
Number: 99-02
Date: Aug. 11, 1999
Subject:
Engine Cranks But Will Not Start
Model(s):
A4 with 1.8L Turbo
1997, 1998, 1999
Condition
Engine cranks but will not start.
When procedure applies to vehicles within the New Vehicle Limited Warranty, use the following:
Part Identifier:
1500
Labor Operation:
1500710
85 TU
Does not include:
Decarbonation/
1560561
75 TU
Oil change
To claim Wynn's V.I.C.: Place $15.96 U.S. (Canada at current exchange rate) in the Subjet Parts Field of the Warranty Claim.
Service
Perform the following:
-
Connect VAG 1551 scan tool.
-
Select Address word 01 "Engine Electronics".
-
Select Function 08 "Read measuring value block".
-
Read and print measuring value blocks 4, 6, 32, 55 and 60.
-
Check for Diagnostic Trouble Codes (DTC's) stored in DTC memory.
-
Print any stored DTC's.
-
Take corrective action for any stored DTC according to the DTC table in the OBD II Fuel Injection & Ignition section of the 1.8 Liter 5V Repair
Manual.
Note:
In most cases no DTC's will be found.
-
Check for correct fuel level (vehicle must not be out of fuel).
After vehicle sits for minimum several hours (preferably overnight):
-
With ignition switched ON.
-
Check engine coolant temperature sensor for reasonable values in measuring value block 4 (must read approx. ambient temperature).