Case IH 520551-00 - BCM – Body Control Module (BCM) / Remote Power Module (RPM): Right extended arm turn indicator - too many loads or faulty load

The BCM is detecting a current draw on that specific lighting circuit that exceeds the maximum engineered threshold (often caused by a short to ground, installing too many accessories, or a faulty bulb/LED drawing excessive amperage).

• MAGNUM AFS Connect

1. 1

   Verify if aftermarket lights or additional trailer loads have been spliced into the right extended arm turn indicator circuit.

2. 2

   Check the right extended arm turn indicator wiring harness for chafing or a short-to-ground.

3. 3

   Inspect the turn indicator bulb or LED assembly for internal shorts.