For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 |

1. Disconnect the inside rearview mirror connector.
2. Connect a test lamp from inside rearview mirror connector terminal C to terminal B.

Does the test lamp light?

--

Go to Step 2

Go to Step 3

2 |

1. Test for a poor connection at the inside rearview mirror connector terminal C and terminal B.
2. If the connections are OK, replace the inside rearview mirror. Refer to Inside Rearview Mirror Replacement

Is the repair complete?

--

System OK

--

3 | Repair the open in circuit 750 from the inside rearview mirror to S220 Is the repair complete? | -- | System OK | --