For 1990-2009 cars

## Power Door Locks Key Lock Switch Inoperative - One Left

Step | Action | Yes | No
--- | --- | --- | ---
1 | Did you review the Keyless Entry System Description , Keyless Entry System Operation and Keyless Entry System Circuit Description and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Doors
2 | Verify that the lock feature is inoperative from the left front lock cylinder. Are the power door locks inoperative from the left front lock cylinder only? | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems
3 |

1. Disconnect the door lock actuator connector.
2. Connect a test lamp between terminal 2 and ground.

Does the test lamp illuminate?

Go to Step 5

Go to Step 4

4 | Repair the open in the RED/WHT wire between the lock cylinder actuator and S501. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 8 | --
5 | Test for an open between the switch terminals 2 and 3 with the lock cylinder in the LOCK position. Is there an open condition? | Go to Step 7 | Go to Step 6
6 | Repair the open in the PNK wire between the lock cylinder actuator and S500. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 8 | --
7 | Replace the lock cylinder actuator. Refer to Front Side Door Lock Actuator Replacement . Is the repair complete? | Go to Step 8 | --
8 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3

## Power Door Locks Key Lock Switch Inoperative - One Right

Step | Action | Yes | No
--- | --- | --- | ---
1 | Did you review the Keyless Entry System Description , Keyless Entry System Operation and Keyless Entry System Circuit Description operation and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Doors
2 | Verify that the lock feature is inoperative from the right front lock cylinder. Are the power door locks inoperative from the right front lock cylinder only? | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems
3 |

1. Disconnect the door lock actuator connector.
2. Connect a test lamp between terminal 2 and ground.

Does the test lamp illuminate?

Go to Step 5

Go to Step 4

4 | Repair the open open in the PNK wire between the lock cylinder actuator and S226. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 8 | --
5 | Test for an open condition between the switch terminals 2 and 3 with the lock cylinder in the LOCK position. Did you find an open condition present? | Go to Step 7 | Go to Step 6
6 | Repair the open in the RED/WHT wire between the lock cylinder actuator and S227. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 8 | --
7 | Replace the lock cylinder actuator. Refer to Front Side Door Lock Actuator Replacement . Is the repair complete? | Go to Step 8 | --
8 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3

## Power Door Locks Key Lock Switch Inoperative - One Rear

Step | Action | Yes | No
--- | --- | --- | ---
1 | Did you review the Keyless Entry System Description , Keyless Entry System Operation and Keyless Entry System Circuit Description operation and perform the necessary inspections? | Go to Step 2 | Go to Symptoms - Doors
2 | Verify that the lock feature is inoperative from the rear lock cylinder. Are the power door locks inoperative from the rear lock cylinder only? | Go to Step 3 | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems
3 |

1. Disconnect the door lock actuator connector.
2. Connect a test lamp between terminal 2 and ground.

Does the test lamp illuminate?

Go to Step 5

Go to Step 4

4 | Repair the open in the RED/WHT wire between the lock cylinder switch and S227. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 8 | --
5 | Test for an open condition between the switch terminals 1 and 2 with the lock cylinder in the LOCK position. Did you test an open condition? | Go to Step 7 | Go to Step 6
6 | Repair the open in the PNK wire between the lock cylinder switch and S226. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | Go to Step 8 | --
7 | Replace the lock cylinder switch. Refer to Rear Door Lock Replacement . Is the repair complete? | Go to Step 8 | --
8 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 3