Step | Action | Value(s) | Yes | No | ||||||
---|---|---|---|---|---|---|---|---|---|---|
1 | Did you perform the Instrument Cluster System Check? | -- | Go to Step 2 | |||||||
2 |
Is the engine speed within the specified range? | 500-700 RPM at idle | Go to Step 3 | Go to Step 5 | ||||||
3 | Compare the engine speed display on the scan tool to the speed displayed on the tachometer. Are the RPMs within 300 RPM of each other (the symptom may be intermittent)? | -- | Go to Step 4 | |||||||
4 | Replace the IP cluster. Refer to Instrument Cluster Replacement . Is the repair complete? | -- | -- | |||||||
5 | Using a DMM, inspect for RPM input to the IPC cluster at terminal A3. Is the RPM signal input within the specified range? | 3-5 VAC (on RMS scale) | Go to Symptoms in Engine Controls - 2.2L or Symptoms in Engine Controls - 4.3L | Go to Step 6 | ||||||
6 |
Is the repair complete? | -- | -- |