For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
Important: A short to ground will cause an open fuse(s). Before performing this diagnostic procedure, inspect the fuse(s) for an open.
1 |

1. Move the power mirror select switch to the LEFT position.
2. Use a test lamp in order to backprobe the power mirror switch between terminal E and terminal J.
3. Move the power mirror switch to the following positions:

• | The LEFT position

• | The RIGHT position

Does the test lamp light with the switch in both positions?

--

Go to Step 2

Go to Step 4

2 |

1. Use a test lamp in order to backprobe the power mirror switch between terminal E and terminal K.
2. Move the power mirror switch to the following positions:

• | The UP position

• | The DOWN position

Does the test lamp light with the switch in both positions?

--

Go to Step 3

Go to Step 4

3 |

1. Disconnect the left mirror motor connector.
2. Connect a test lamp between terminal A of the left mirror motor harness connector and ground.
3. Move the power mirror switch to the LEFT position.

Does the test lamp light?

--

Go to Step 5

Go to Step 6

4 | Replace the power mirror switch. Refer to Front Side Door Window Switch Replacement . Is the repair complete? | -- | System OK | --
5 |

1. Connect a test lamp between terminal B of the left mirror motor harness connector and ground.
2. Move the power mirror switch to the RIGHT position.

Does the test lamp light?

--

Go to Step 7

Go to Step 8

6 | Repair the open in CKT 82 between the power mirror switch and the left mirror motor. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | System OK | --
7 |

1. Connect a test lamp between terminal C of the left mirror motor harness connector and ground.
2. Move the power mirror switch to the DOWN position.

Does the test lamp light?

--

Go to Step 9

Go to Step 10

8 | Repair the open in CKT 81 between the power mirror switch and the left mirror motor. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | System OK | --
9 | Replace the left mirror motor. Refer to Outside Rearview Mirror Replacement . Is the repair complete? | -- | System OK | --
10 | Repair the open in CKT 89 between the power mirror switch and the left mirror motor. Refer to Wiring Repairs in Wiring Systems. Is the repair complete? | -- | System OK | --