Power Door Locks Inoperative 4 Door Utility/Suburban
Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
DEFINITION: This diagnostic should only be used if all door lock motors are inoperative from all switches. | ||||
1 | Has the Power Door Locks System Check been performed? | -- | Go to Step 2 | |
2 | Connect a J 35616-200 test lamp between CKT 640 (ORN) at LF door lock switch and ground. Does test lamp light? | -- | Go to Step 3 | Go to Step 14 |
3 |
Does test lamp light? | -- | Go to Step 4 | Go to Step 15 |
4 | Connect a J 39200 DMM, set on Ohms, between CKT 150 (BLK) at Door Lock Relay and ground. Is there continuity? | -- | Go to Step 5 | Go to Step 16 |
5 |
Does test lamp light? | -- | Go to Step 6 | Go to Step 9 |
6 |
Does the test lamp light? | -- | Go to Step 7 | Go to Step 10 |
7 | Connect a J 39200 DMM, set on Ohms, between CKT 295 (GRY) at Door Lock Relay and ground and CKT 294 (TAN) and ground. Is there continuity in both positions? | -- | Go to Step 8 | Go to Step 13 |
8 | Repair open in CKT 294 (TAN) or CKT 295 (GRY) between Door Lock Relay and door lock motors. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | -- | |
9 |
Does the test lamp light? | -- | Go to Step 11 | Go to Step 12 |
10 |
Does the test lamp light? | -- | Go to Step 11 | Go to Step 13 |
11 | Replace the Door Lock Relay. Is the repair complete? | -- | -- | |
12 | Repair open in CKT 194 (WHT) between Door Lock Switches and Door Lock Relay. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | -- | |
13 | Repair open in CKT 195 (LT BLU) between Door Lock Switches and Door Lock Relay. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | -- | |
14 | Repair open in CKT 640 (ORN) between I/P Fuse Block and Door Lock Switches. Refer to Wiring Repairs in Wiring Systems. Do the door locks function properly? | -- | Go to Step 3 | |
15 | Repair open in CKT 540 (ORN) between I/P Fuse Block and Door Lock Relay. Refer to Wiring Repairs in Wiring Systems. Do the door locks function properly? | -- | Go to Step 4 | |
16 | Repair open in CKT 150 (BLK) between Door Lock Relay and G202. Refer to Wiring Repairs in Wiring Systems. Do the door locks function properly? | -- | Go to Step 5 | |
Power Door Locks Inoperative Pickup/2 Door Utility
Step | Action | Values | Yes | No |
|---|---|---|---|---|
DEFINITION: This diaqgnostic should only be used if all door lock motors are inoperative from all switches. | ||||
1 | Has the Power Door Locks System Check been performed? | -- | Go to Step 2 | |
2 |
Does the test lamp light? | -- | Go to Step 3 | Go to Step 4 |
3 | Connect a J 35616-200 test lamp between CKT 150 (BLK) at cavities B and A the left power door lock switch connector to B+. Does the test lamp light at both places? | -- | Go to Step 5 | Go to Step 20 |
4 | Repair the open in CKT 540 (ORN) between splice S255 and the convenience center, or from the convenience center to the fuse block. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | -- | |
5 |
Does test lamp light? | -- | Go to Step 6 | Go to Step 10 |
6 | Connect a J 35616-200 test lamp between CKT 295 (GRY) and B+. Does the test lamp light? | -- | Go to Step 7 | Go to Step 13 |
7 |
Does the test lamp light? | -- | Go to Step 8 | Go to Step 16 |
8 |
Does the test lamp light? | -- | Go to Step 9 | Go to Step 19 |
9 |
Is the repair complete? | -- | -- | |
10 | Connect a J 35616-200 test lamp between CKT 194 (WHT) at RF door lock switch and B+. Does test lamp light? | -- | Go to Step 11 | Go to Step 12 |
11 | Replace RF door lock switch. Refer to Door Lock Switch Replacement . Is the repair complete? | -- | -- | |
12 |
If no open is found, replace LF door lock switch. Refer to Power Accessory Switch Panel Replacement . Is the repair complete? | -- | -- | |
13 | Connect a J 35616-200 test lamp between CKT 195 (LT BLU) at RF door lock switch and B+. Does test lamp light? | -- | Go to Step 14 | Go to Step 15 |
14 | Replace RF door lock switch. Refer to Door Lock Switch Replacement . Is the repair complete? | -- | -- | |
15 |
Is the repair complete? | -- | -- | |
16 |
Does the test lamp light? | -- | Go to Step 17 | Go to Step 18 |
17 | Replace the RF door lock switch. Refer to Door Lock Switch Replacement . Is the repair complete? | -- | -- | |
18 | Replace the LF door lock switch. Refer to Power Accessory Switch Panel Replacement . Is the repair complete? | -- | -- | |
19 |
Does the test lamp light? | -- | Go to Step 17 | Go to Step 18 |
20 | Repair an open in CKT 150 (BLK) between LF Power Door Lock Switch and G202. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | -- | |
