For 1990-2009 cars

#### Instrument Cluster (IPC) Diagnostic System Check

Step | Action | Yes | No
--- | --- | --- | ---
1 | Install the scan tool. Does the scan tool power up? | Go to Step 2 | Go to Scan Tool Inoperative in Data Link Connector
2 |

1. Turn On the ignition, with the engine OFF.
2. Attempt to establish communication with the instrument cluster.

Does the scan tool communicate with the instrument cluster?

Go to Step 3

Go to Scan Tool Does Not Communicate with Instrument Cluster

3 | Select the instrument cluster display DTC function on the scan tool. Does the scan tool display any current DTCs? | Go to Diagnostic Trouble Code (DTC) List/Type | Go to Step 4
4 | Does the scan tool display any history DTCs? | Go to Step 5 | Go to Instrument Cluster System Check
5 |

1. Review the appropriate DTC diagnostic table for the history DTC.
2. Review the diagnostic aids and the conditions for setting the DTC.

Did any DTC set as a current DTC, while attempting to locate the cause of the history DTC?

Go to Diagnostic Trouble Code (DTC) List/Type

Go to Instrument Cluster System Check