CAMSHAFT POSITION (CMP) SENSOR INSPECTION [L8, LF]

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Visual Inspection

1. Remove the battery cover. (SeeBATTERY REMOVAL/INSTALLATION [L8, LF].)

2. Disconnect the negative battery cable. (SeeBATTERY REMOVAL/INSTALLATION [L8, LF].)

3. Remove the CMP sensor. (See CAMSHAFT POSITION (CMP) SENSOR REMOVAL/INSTALLATION [L8, LF].)

4. Verify that there are no metal shavings on the sensor.

  • Remove any metal shavings that are adhering.

Voltage inspection

1. Idle the engine.

2. Measure the CMP sensor output wave pattern using an oscilloscope. (See PCM INSPECTION [L8, LF].)

  • If not within the specification, replace the CMP sensor. (See CAMSHAFT POSITION (CMP) SENSOR REMOVAL/INSTALLATION [L8, LF].)