Ignition System Symptom Diagnosis
WARNING: This page is about a different car, the 2008 Suzuki Grand Vitara, 2007 Suzuki Grand Vitara, and 2006 Suzuki Grand Vitara. However, it is still accessible from the selected car via links, so may be relevant.
IGNITION SYSTEM SYMPTOM DIAGNOSIS REFERENCE
| Condition | Possible Cause | Action |
|---|---|---|
| Engine cranks, but will not start or hard to start (No spark) | Blown fuse for ignition coil assembly | Replace . |
| Loose connection or disconnection of lead wire | Connect securely . | |
| Faulty spark plug(s) | Replace . | |
| Faulty ignition coil assembly(s) | Replace . | |
| Faulty CMP sensor or sensor rotor | Clean, tighten or replace . | |
| Faulty CKP sensor or sensor plate | Clean, tighten or replace . | |
| Faulty ECM | Replace . | |
| Poor fuel economy or engine performance | Incorrect ignition timing | Check related sensors and CKP sensor plate . |
| Faulty spark plug(s) | Replace . | |
| Faulty ignition coil assembly(s) | Replace . | |
| Faulty CMP sensor or sensor rotor | Clean, tighten or replace . | |
| Faulty CKP sensor or sensor plate | Clean, tighten or replace . | |
| Faulty ECM | Replace . | |
| Faulty knock sensor | Replace . |