CRANKSHAFT POSITION (CKP) SENSOR INSPECTION [LF, L5]
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Visual inspection
1. Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [LF, L5].)
2. Disconnect the negative battery cable.
3. Remove the under cover.
4. Remove the splash shield (RH).
5. Disconnect the CKP sensor connector.
6. Remove the CKP sensor. (See CRANKSHAFT POSITION (CKP) SENSOR REMOVAL/INSTALLATION [LF, L5].)
7. Verify that there are no metal shavings on the sensor.
Air Gap Inspection
1. Verify that the CKP sensor is securely installed.
2. Using a thickness gauge, measure the air gap between the plate projections at the back of crankshaft pulley and the CKP sensor.
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Voltage Inspection
1. Idle the engine.
2. Measure the CKP sensor output wave pattern using an oscilloscope. (See PCM INSPECTION [LF, L5])