[2] Check component Y76y4 (Fuel injector cylinder 4).: Short circuit to ground

[2] Check component Y76y4 (Fuel injector cylinder 4).: Short circuit to ground

Test 1: Test cables

1. Test cables

Test 1.1: Y76 (Fuel injectors) Test cable for short circuit to ground.

1.1. Y76 (Fuel injectors) Test cable for short circuit to ground.
Special tools

- Test cable 271 589 00 63 00
- Socket box 129 589 00 21 00
Test procedure Y76y4 (Fuel injector cylinder 4)

- Switch off ignition.
- Connect 126-pole socket box at engine wiring harness.
- Measure direct voltage with multimeter between socket [1.27] 27 of the 126-pole socket box tester and ground
- Measure direct voltage with multimeter between socket [1.75] 75 of the 126-pole socket box tester and ground
Specified value:

- Voltage value < 1 V ?
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