Visual inspection
CAUTION:
- Water penetrating the connector will cause sensor malfunction. To prevent this, be careful not to damage the wiring harnesses or the waterproof connector so as to cause water penetration.
- Idle the engine.
- Measure the crankshaft position signal and verify that rectangular waves are produced. (See PCM INSPECTION [L5] .)
- If not as specified, replace the CKP sensor. (See CRANKSHAFT POSITION (CKP) SENSOR REMOVAL/INSTALLATION [L5] .)