For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
Schematic Reference: Outside Rearview Mirror Schematics Connector End View Reference: Vehicle Access Connector End Views
1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle
2 | Verify that the personalization system operates as described in Personalization Description and Operation . Does the personalization system operate as described? | Go to Step 3 | Go to Personalization System Malfunction
3 | Verify that the Power Mirrors Inoperative concern is present. Refer to Outside Mirror Description and Operation . Does the power mirror system operate as described in the Description and Operation? | Go to Testing for Intermittent Conditions and Poor Connections | Go to Step 4
4 |

1. Install a scan tool.
2. Turn ON the ignition, with the engine OFF.
3. Observe the Mirror Select Switch parameter in the driver door switch assembly (DDSA) data list.
4. Place the mirror select switch in the Driver and then Passenger mirror selections.

Does the Mirror Select Switch parameters indicate the appropriate mirror selections as the switch is cycled?

Go to Step 5

Go to Step 7

5 |

1. Observe the Driver Mirror Motors Command parameters in the driver door module (DDM) data list.
2. Operate the mirror position switch to the Up, Down, Left, and Right positions.

Did the Driver Mirror Motors Command parameters change from the Idle state to the Up, Down, Left, and Right states as expected?

Go to Step 6

Go to Step 8

6 |

1. Disconnect the inoperative mirror harness connector from the door module.
2. Connect a test lamp between the appropriate motor control circuits at the door module pins.
3. With the mirror select switch, select the inoperative mirror.
4. With the mirror position switch, attempt to operate the mirror in both directions of the inoperative axis.

Does the test lamp illuminate in both directions?

Go to Step 9

Go to Step 8

7 | Check for poor connections at the harness connector of the DDSA. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 13 | Go to Step 12
8 | Inspect for poor connections at the harness connector of the door control module associated with the inoperative power mirror. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 13 | Go to Step 11
9 | Inspect for poor connections at the inoperative outside mirror harness connector. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs . Did you find and correct the condition? | Go to Step 13 | Go to Step 10
10 | Replace the inoperative outside rearview mirror. Refer to Outside Rearview Mirror Glass Replacement . Did you complete the replacement? | Go to Step 13 | --
11 | Replace the door control module associated with the inoperative mirror. Refer to Control Module References for replacement, setup and programming. Did you complete the replacement? | Go to Step 13 | --
12 | Replace the driver door switch assembly. Refer to Door Lock and Side Window Switch Replacement - Driver Side Did you complete the replacement? | Go to Step 13 | --
13 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2