Horn System - Electrical Diagnostics: Other Dodge Nitro I

Monitor Conditions

1. When Monitored: Continuously

Set Conditions

1. Set Condition: When the Cluster senses the Horn Switch input for over 30 seconds, this code will set.

Possible Causes

Scheme 2

Scheme 3

Scheme 4

Scheme 5

Scheme 6

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. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display HORN SWITCH STUCK? Yes Go To 2 . No The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform «BODY VERIFICATION TEST - VER 1»(ref-306151-S09725333202008120900000) .
2. HORN SWITCH SHORTED WARNING: To avoid serious or fatal injury, turn the ignition off, disconnect the battery and wait two minutes before proceeding. Disconnect the Horn switch connector. With the scan tool, erase DTC's Cycle the ignition from on to off 3 times. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display HORN SWITCH STUCK? Yes Go To 3 . No Replace the Horn Switch. Perform «BODY VERIFICATION TEST - VER 1»(ref-306151-S09725333202008120900000) .
3. STEERING WHEEL HARNESS SHORTED Disconnect the Steering Control Module C5 connector. With the scan tool, erase DTC's Cycle the ignition from on to off 3 times. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display HORN SWITCH STUCK? Yes Go To 4 . No Repair/replace the shorted steering wheel harness. Perform «BODY VERIFICATION TEST - VER 1»(ref-306151-S09725333202008120900000) .
4. STEERING CONTROL MODULE SHORTED Disconnect the Steering Control Module C2 connector. With the scan tool, erase DTC's Cycle the ignition from on to off 3 times. Turn the ignition on. With the scan tool, read DTC's. Does the scan tool display HORN SWITCH STUCK? Yes Go To 5 . No Replace the Clockspring. Perform «BODY VERIFICATION TEST - VER 1»(ref-306151-S09725333202008120900000) .
5. (X3) HORN SWITCH SENSE SHORTED TO RETURN Turn the ignition off. Disconnect the Cluster C2 and C3 connector. Measure the resistance between (X3) Horn Switch Sense and the (X13) Signal Return circuit. Is the resistance below 1000.0 ohms? Yes Repair the (X3) Horn Switch Sense circuit for a short to (X13) Signal Return circuit. Perform «BODY VERIFICATION TEST - VER 1»(ref-306151-S09725333202008120900000) . No Go To 6 .
6. (X3) HORN SWITCH SENSE SHORTED TO GROUND Measure the (X3) Horn Switch Sense circuit to ground. Is the resistance below 1000.0 ohms? Yes Repair the Horn Switch Sense circuit for a short to ground. Perform «BODY VERIFICATION TEST - VER 1»(ref-306151-S09725333202008120900000) . No Replace the Cluster. Perform «BODY VERIFICATION TEST - VER 1»(ref-306151-S09725333202008120900000) .