B1676

B1676-11-PASSENGER COURTESY LAMP CONTROL-CIRCUIT SHORT TO GROUND





For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
Whenever the module is awake and the instrument panel lamps are on.

- Set Condition:
When the Passenger Door Handle Lamp Driver circuit falls below 3.0 volts for over 1450 ms. and the above conditions are met, this code will set.





1. TEST FOR INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, record and erase the DTCs.
3. Turn the park lamps on.
4. Open the passenger door.
5. Wait 30 seconds.
6. With the scan tool, read the active DTCs.

Does the scan tool display: B1676-11-PASSENGER COURTESY LAMP CONTROL-CIRCUIT SHORT TO GROUND?

Yes

- Go To 2

No

- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and correct pin tension.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

2. PASSENGER DOOR HANDLE LAMP SHORTED
1. With the scan tool, erase the DTCs.
2. Turn the ignition off.
3. Turn the park lamps off.
4. Remove the inner door panel trim. Front Door Trim Panel - Removal
5. Ensure the Passenger Door Handle Lamp connector is disconnected.
6. Turn the ignition on.
7. Turn the park lamps on.
8. Wait one minute.
9. With the scan tool, read the Active DTCs.

Does the scan tool display: B1676-11-PASSENGER COURTESY LAMP CONTROL-CIRCUIT SHORT TO GROUND as Active?

Yes

- Go To 3

No

- Replace the Passenger Door Handle Lamp.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

3. (M46) PASSENGER DOOR HANDLE LAMP DRIVER CIRCUIT SHORT TO GROUND




1. Turn the ignition off.
2. Turn the park lamps off.
3. Disconnect the Passenger Door Module C5 connector.
4. Measure the resistance between ground and the (M46) Passenger Door Handle Lamp Driver circuit.

Is the resistance below 10K Ohms?

Yes

- Repair the the short to ground in the (M46) Passenger Door Handle Lamp Driver circuit.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Go To 4

4. (M46) PASSENGER DOOR HANDLE LAMP DRIVER CIRCUIT SHORT TO THE (M461) PASSENGER DOOR HANDLE LAMP RETURN CIRCUIT




1. Measure the resistance between the (M46) Passenger Door Handle Lamp Driver circuit and the (M461) Passenger Door Handle Lamp Return circuit.

Is the resistance below 10K Ohms?

Yes

- Repair the the short between the (M46) Passenger Door Handle Lamp Driver circuit and the (M461) Passenger Door Handle Lamp Return circuit.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

No

- Replace the Passenger Door Module. Door Module - Removal.
- Perform the BODY VERIFICATION TEST. Body Verification Test.