Symptom:
MIC-TURN HAZARD SWITCH INPUT CIRCUIT SHORT
POSSIBLE CAUSES
INTERMITTENT CONDITION
MULTIFUNCTION SWITCH
WIPER/TURN/BEAM SELECT SWITCH SENSE CIRCUIT SHORT TO GROUND
INSTRUMENT CLUSTER
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, clear all MIC DTC’s.
Actuate the Hazard Lamps.
With the DRBIIIt, read the DTC information.
Does the DRBIIIt read: Turn Hazard Switch Input Circuit Short?
All
Yes → Go To 2
No → The condition that caused the symptom is currently not present.
Inspect the related wiring for a possible intermittent condition.
Look for any chafed, pierced, pinched, or partially broken wires.
Perform BODY VERIFICATION TEST - VER 1.
2 Disconnect the Multifunction Switch connector.
Turn the ignition on.
Does the DRBIIIt display Multifunction Switch 5.0 volts?
All
Yes → Go To 3
No → Replace the Multifunction Switch.
Perform BODY VERIFICATION TEST - VER 1.
3 Turn the ignition off.
Disconnect the Multifunction Switch connector.
Disconnect the Instrument Cluster C3 connector.
Measure the resistance of the Wiper/Turn/Beam Select Switch Sense circuit to
ground.
Is the resistance below 5.0 ohms?
All
Yes → Repair the Wiper/Turn/Beam select switch sense circuit..
Perform BODY VERIFICATION TEST - VER 1.
No → Replace the Instrument Cluster.
Perform BODY VERIFICATION TEST - VER 1.
361
EXTERIOR LIGHTING
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