B1623

B1623-GLOVEBOX/MAP LAMP OUTPUT CIRCUIT SHORT TO GROUND

B1623-Glovebox/Map Lamp Output Circuit Short To Ground:

WHEN MONITORED

SET CONDITION

POSSIBLE CAUSES
- (M27) Glove box/map lamp output circuit short to ground
- Instrument cluster

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.

DIAGNOSTIC TEST

1. INTERMITTENT CONDITION




Turn the ignition on.
With the Scan Tool, clear all CCN DTC's.
Turn the Glove Box lamps on.
With the Scan Tool, read the DTC information.

Q: Does the Scan Tool read: B1623-GLOVEBOX/MAP LAMP OUTPUT CIRCUIT SHORT TO GROUND?

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 the BODY VERIFICATION TEST - VER 1. Body Verification Test

2. INSTRUMENT CLUSTER




Turn the ignition off.
Disconnect the Glovebox Lamp Switch harness connector.
Disconnect the Instrument Cluster C3 connector.
Measure the resistance of the (M27) Glovebox Lamp Output circuit to ground.

Q: Is the resistance below 5.0 ohms?

YES: Repair the (M27) Glovebox-Map Lamp Output circuit. Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test
NO: Replace the Instrument Cluster. Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test