Test point 5

Control module supply This fault is stored in the memory in the following cases:

voltage >16.5 V 1. Low vehicle voltage, or <9 V

Fault code 5 2. If there is a fault in the generator.


Examine battery and generator voltages.

Select Control module supply voltage and Sensor supply voltage in the Actual values menu item, and check the values with the vehicle in reverse gear and the engine running.

Displayed control module supply voltage approx. 12 V

Displayed sensor supply voltage approx. 8 V

Erase fault memory, move shift lever out of reverse gear and switch off ignition. Next, switch ignition back on, move shift lever into reverse and read out fault memory.

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