Schematic Reference: Outside Rearview Mirror Schematics

Connector End View Reference: Power Door Systems Connector End Views

Did you Perform the Door Systems Diagnostic System Check?

Go to Step 2

Go to Diagnostic System Check - Door Systems

Verify that the Power Mirrors Inoperative complaint is present.

Does the power mirrors system operate as described in the Description and Operation?

Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems

Go to Step 3

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 Inputs list.
4. Place the mirror select switch in the Left and then the Right mirror selection.

Did the Mirror Select Switch parameter indicate the appropriate mirror selection?

Go to Step 4

Go to Step 8

1. Observe the Mirror Switch parameter in the Driver Door Switch, Inputs list.
2. Operate the mirror position switch to the Up, Down, Left and Right positions.

Did the Mirror Switch parameter change from the Idle state to the Up, Down, Left, and Right states as expected?

Go to Step 5

Go to Step 8

1. Remove the mirror face of the inoperative outside rearview mirror in order to access the mirror motor. Refer to Outside Rearview Mirror Glass Replacement .
2. Remove the mirror motor and disconnect the mirror motor harness connector. Refer to Outside Rearview Mirror Motor Replacement .
3. Connect a test lamp between the appropriate mirror motor control circuits of the harness connector.
4. Operate the mirror position switch in both directions of the inoperative axis.

Does the test lamp illuminate in both directions?

Go to Step 10

Go to Step 6

Test the appropriate mirror motor control circuits for an open or a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 14

Go to Step 7

Test the appropriate mirror motor control circuits for a short to voltage or a short to any other circuit in the harness. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 14

Go to Step 9

Inspect for poor connections at the harness connector of the driver door switch assembly. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 14

Go to Step 13

Inspect for poor connections at the C4 harness connector of the door module. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 14

Go to Step 12

Inspect for poor connections at the harness connector of the mirror motor. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.

Did you find and correct the condition?

Go to Step 14

Go to Step 11

Replace the mirror motor. Refer to Outside Rearview Mirror Motor Replacement .

Did you complete the replacement?

Go to Step 14

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Replace the door module. Refer to Door Control Module Replacement .

Did you complete the replacement?

Go to Step 14

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Replace the driver door switch assembly Refer to Front Door Switch Replacement .

Did you complete the replacement?

Go to Step 14

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Operate the system in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 2