ABS Indicator Does Not Go Off (No DTC)

NORMAL OPERATION





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When no problem is found during the initial diagnosis, the Anti-Lock Brake System (ABS) control unit turns the ABS indicator light drive transistor to turn the ABS indicator light "OFF".

Possible Causes - For an ABS indicator light that does not go off, but no Diagnostic Trouble Code (DTC) is indicated.

- Blown R/C MIRROR (7.5 A) fuse
- Open circuit between the under-dash fuse/relay box and ABS control unit
- Open circuit between the battery and the under-hood fuse/relay box
- Blown ABS B2 (15 A) fuse
- Open circuit inside the under-hood fuse/relay box
- Open circuit between the under-hood fuse/relay box and the ABS control unit
- Faulty alternator
- Open circuit between the alternator and the ABS control unit
- Short to body ground in the WARN circuit between the ABS indicator light and the ABS control unit
- Faulty ABS control unit