For 1990-2009 cars

Step | Action | Value(s) | Yes | No
--- | --- | --- | --- | ---
1 | Did you inspect for Powertrain Control Module DTC's? | -- | Go to Step 2 | Go to Powertrain On Board Diagnostic (OBD) System Check (V6) or Powertrain On Board Diagnostic (OBD) System Check (V8)
2 |

1. Disconnect the PCM.
2. Disconnect the instrument cluster.
3. Connect a DVM between the instrument cluster connector terminal B12 and the PCM connector C1 terminal 55.

Does the meter read less than 1 ohms?

--

Go to Step 3

Go to Step 4

3 | Inspect for a poor connection at instrument cluster terminal B12. Did you repair a poor connection? | -- | Go to Instrument Cluster System Check | Go to Step 5
4 | Repair the open in CKT 817 between the instrument cluster and S242. Is the repair complete? | -- | Go to Instrument Cluster System Check | --
5 | Replace the instrument cluster. Refer to Instrument Cluster Replacement . Is the repair complete? | -- | Go to Instrument Cluster System Check | --