For 1990-2009 cars

## Instrument Cluster Illumination Lamps Inoperative All Illumination Lamps

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

1. Disconnect the instrument cluster connector C2.
2. Turn the ignition switch to the RUN position.
3. Using a test lamp, probe between B+ and the instrument cluster harness connector C2 terminal O.

Is the test lamp on?

--

Go to Step 2

Go to Step 3

2 | Replace the instrument cluster. Refer to Instrument Cluster Replacement . Has the repair been made and the system rechecked? | -- | System OK | --
3 | Repair poor connection or open in CKT 1450 between the instrument cluster harness connector C2 terminal O and G200. Has the repair been made and the system rechecked? | -- | System OK | --

## Instrument Cluster Illumination Lamps Inoperative Some or All Illumination Lamps

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Do the turn signal indicator lamps come on when the turn signals are operated? | -- | Go to Step 2 | Go to Step 6
2 |

1. Set the headlamp switch to the PARK position.
2. Set the IP dimmer to maximum brightness.

Do the heater-A/C control illumination lamps come on?

--

Go to Step 3

Go to Interior Lights Dimming System Check in Lighting Systems

3 |

1. Set the headlamp switch to the OFF position.
2. Disconnect the instrument cluster connector C2.
3. Set the headlamp switch to the PARK position.
4. Set the IP dimmer to maximum brightness.
5. Using a J 39200 digital multimeter (DMM), probe between the instrument cluster harness connector C2 terminal I and ground.

Is the measured voltage within specified values?

9 - 14 V

Go to Step 4

Go to Step 5

4 |

1. Check the illumination bulbs and bulb connections.
2. If OK, replace the instrument cluster. Refer to Instrument Cluster Replacement .

Has the repair been made and the system rechecked?

--

System OK

--

5 | Repair a poor connection or open in CKT 8 between the instrument cluster harness connector C2 terminal I and S203. Has the repair been made and the system rechecked? | -- | System OK | --
6 |

1. Check for a poor connection or open in CKT 1450 between the instrument cluster harness connector C2 terminal O and G200.
2. If OK, replace the instrument cluster. Refer to Instrument Cluster Replacement .

Has the repair been made and the system rechecked?

--

System OK

--