FixVault

Check Horn Function

WARNING: This page is about a different car, the 2004 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

First perform the SELF-DIAG RESULTS in BCM with CONSULT-II, then perform the trouble diagnosis of malfunction system indicated SELF-DIAG RESULTS of BCM. Refer to CAN COMMUNICATION INSPECTION USING CONSULT-II (SELF-DIAGNOSIS) .

  1. Check horn function 

    Does horn sound with horn switch?

    YES or NO 

    1. YES: Horn circuit is OK.
    2. NO: Check horn circuit. Refer to HORN .