This guide provides step-by-step instructions to diagnose and resolve the CUV 5 trouble code related to the front right direction indicator on Scania trucks.
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Fault Description:
The control unit detects that the current consumption on its output has exceeded 4 amps.
Possible Cause:
- Short circuit in relay R19 (relay for current-consuming equipment)
- Short circuit in the cable harness
Symptoms:
- The right-hand front direction indicator is not functioning.
- Each time the indicator is activated, the control unit monitors current consumption. If it exceeds the limit, the output is shut off and a fault code is logged.
Recommended Actions:
- Inspect the indicator bulbs for damage or malfunction.
- Verify the number of lamps connected to the circuit; ensure it matches the design.
- Check for any short circuits to ground in the wiring.
Follow these steps carefully to restore proper function to the front right direction indicator and clear the CUV 5 fault code.
For more information about Scania truck,please refer to: Scania Trouble Repair.