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For the Horn System circuit diagram (Refer to 8 - ELECTRICAL/HORN SYSTEM - SCHEMATICS AND DIA- For a complete wiring diagram Refer to Section 8W. • When Monitored: • Set Condition: Possible Causes HORN FUSE B(+) OPEN RELAY POWER DISTRIBUTION CENTER FRONT CONTROL MODULE Diagnostic Test 1. TEST FOR INTERMITTENT CONDITION With the scan tool, record and erase DTC’s Operate the Horn Switch several times. Cycle the ignition from on to off 3 times and leave on. With the scan tool, read DTC’s. Does the scan tool display the same DTC? Yes >> Go To 2 No >> The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic Perform BODY VERIFICATION TEST - VER 1. 2. HORN FUSE Using a 12-volt test light connected to ground, check the Horn fuse. Does the test light illuminate and was the fuse OK? No >> Replace the horn fuse if open and check for a short to ground on the Horn Relay Output circuit or correct the Perform BODY VERIFICATION TEST - VER 1. Yes >> Go To 3 HB HORN SYSTEM - ELECTRICAL DIAGNOSTICS 8H - 3 B2336,B2338–HORN CONTROL CIRCUIT LOW/OPEN – FCM — (CONTINUED) |