Step
| Action
| Value(s)
| Yes
| No
|
1
| Did you perform the Power Door
Locks System Check?
| --
| Go to
Step 2
| Go to
Power Door Locks System Check
|
2
|
- Enter the body control module (MALL) diagnostic mode.
| 1.1. | Press and hold the power door unlock switch. |
| 1.2. | Cycle the headlamps ON and OFF six times. |
| 1.3. | Release the power door unlock switch. |
- The MALL module may sound a few bongs (history codes) upon entering
the diagnostic mode. Refer to
Body Control Module Diagnostic Information
in Body Control System.
- Press a door lock switch to the UNLOCK position.
Does the MALL module sound one bong for each press of the switch?
| --
| Go to
Step 3
| Go to
Step 5
|
3
|
- Turn the ignition switch to the OFF position.
- Disconnect the MALL module connector C2.
- Measure the resistance between the MALL connector C2 terminal C6
to ground while pressing the door lock switch to the UNLOCK position.
Does the resistance measure within the specified range?
| 0-5 ohms
| Go to
Step 4
| Go to
Step 6
|
4
|
- Place the ignition switch in the OFF position.
- Disconnect the MALL connector C1.
- Disconnect the left front door lock actuator connector C2.
- Measure the resistance between connector C1 terminal A
and connector C2 terminal A.
Does the resistance measure within the specified range?
| 0-5 ohms
| Go to
Step 7
| Go to
Step 5
|
5
| Repair a short to
ground in CKT 694 (TAN). Refer to
Wiring Repairs
in Wiring Systems.
Did you complete the repair?
| --
| Go to
Power Door Locks System Check
| --
|
6
| Repair the open in CKT 781 (ORN/BLK). Refer to
Wiring Repairs
in Wiring Systems.
Did you complete the repair?
| --
| Go to
Power Door Locks System Check
| --
|
7
| Replace the MALL module. Refer to
Body Control Module Replacement
in Body Control
System.
Did you complete the repair?
| --
| Go to
Power Door Locks System Check
| --
|
