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Conditions for Checking
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Nominal Value
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Affected terminals: E2, E3, E4, E6,
Possible trouble codes: 17
Important:
This actuator test is used for precise diagnosis (fault
isolation) for when trouble code 17 is stored.
Ignition ON
Engine OFF
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Press key F5 in the system main menu, select the desired test
using the arrow keys and confirm with YES. Follow the instructions in the
TECH 1 display.
Note:
The check is completed after approx. 2 s.
If trouble code 17 is stored, the actuator test specifies the
fuel injector of the cylinder in question as the cause of the fault:
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INJ.CIRCUIT TEST
TEST
OKAY!
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Fuel injector cylinder 1
Short circuit to ground or circuit interruption
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INJECTOR 1
OUTPUT VOLTAGE
LOW
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Short circuit to battery voltage
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INJECTOR
1
OUTPUT
VOLTAGE
HIGH
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Fuel injector cylinder 2
Short circuit to ground or circuit interruption
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INJECTOR
2
OUTPUT
VOLTAGE
LOW
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Short circuit to battery voltage
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INJECTOR 2
OUTPUT VOLTAGE
HIGH
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Fuel injector cylinder 3
Short circuit to ground or circuit interruption
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INJECTOR 3
OUTPUT VOLTAGE
LOW
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Short circuit to battery voltage
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INJECTOR 3
OUTPUT VOLTAGE
HIGH
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Fuel injector cylinder 4
Short circuit to ground or circuit interruption
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INJECTOR 4
OUTPUT VOLTAGE
LOW
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Short circuit to battery voltage
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INJECTOR
4
OUTPUT
VOLTAGE
HIGH
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Notes on
Trouble-shooting:
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Nominal
Value:
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Cause of
fault:
(If nominal
value is not attained)
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· Remedy
according to data list no. 44 INJECTION
PULSE
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