358463 - I33 LEFT OR RIGHT REVERSING LIGHT (ONE) NOT WORKING

When reverse gear is engaged the the warning lights do not work;
The reversing lights are controlled directly by the switch on the gearbox. The Body Computer Node receives a lights on signal from the positive supply for the reversing light bulbs
STEPOPERATIONS TO BE CARRIED OUTTEST RESULTS
1BULB CONDITION CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check the condition of the reversing light bulbsMove on to Step Bulb burnt outReplace the reversing light bulb    See in Op. 5550D26 Reversing light BULB - R.R.
2ELECTRICAL SYSTEM CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check:

  • the continuity/insulation between the connection in the dashboard junction unit and the reversing light bulb
  • the continuity/insulation between the bulb and the intermediate connection
  • the continuity/insulation between the intermediate connection and the dashboard junction unit (Wiring Diagram ) E2022 REVERSING LIGHTS
Move on to Step Wiring faultyRestore the electrical connection (Wiring Diagram ) E2022 REVERSING LIGHTS
3DASHBOARD JUNCTION UNIT CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check the continuity inside the dashboard junction unit to the reversing lights (Wiring Diagram ) E2022 REVERSING LIGHTS Move on to Step Dashboard control unit interrupted internallyReplace the dashboard junction unit    See in Op. 5505A10 Junction UNIT - R.R.
4CHECK ON CORRECT OPERATIONALL OKPROBLEMS ENCOUNTEREDACTION
Check that the fault is no longer present.