13FE00

The fuel injector of cylinder 4 has a short circuit.


Possible cause:

- Y76 (Fuel injectors)
Affected functions:

- Power generation

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Test 1: Test cables

1. Test cables

Test 1.1: The fuel injector of cylinder 4 has a short circuit.

1.1. The fuel injector of cylinder 4 has a short circuit.
Special tools

- Test cable 271 589 00 63 00
- Socket box 129 589 00 21 00
Test procedure Injectors

- Switch off ignition.
- Connect 126-pole socket box at engine wiring harness.
- Measure resistance with multimeter between sockets (M.03) 03 and (M.26) 26 of the 126-pole socket box tester.
- Measure resistance with multimeter between sockets (M.03) 03 and (M.02) 02 of the 126-pole socket box tester.
Specified value

- Resistance in Ohms infinite
Question

- Is the measurement value OK?


YES
The measurement value is OK.End of test

NO
The measurement value is not OK.Possible cause and remedy

- Test cables and connections, rectify any short circuit.
End of test