Check signal waveform of CKPS
WARNING: This page is about a different variant/trim than selected.
- IG "OFF". Connect GDS.
- Engine running. Measure signal waveform at signal terminal of CKPS.
- Is the measured signal waveform normal?
YES
- Thoroughly check connectors for poor connection, corrosion, or damage. Repair or replace as necessary. go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Substitute with a known - good ECM and check for proper operation. If the problem is corrected, replace ECM and go to "VERIFICATION OF VEHICLE REPAIR " procedure.