Endeavor V6-3.8L SOHC (2004)
1. Disconnect the all PCM connectors, and connect check harness special tool (MB991923) between the separated connectors.
2. Connect the oscilloscope to check harness terminal No. 104. (Check the camshaft position sensor signal wave pattern.)
3. Connect the oscilloscope to check harness terminal No. 103. (Check the crankshaft position sensor signal wave pattern.)
Wave Pattern Observation Points
1. Check that cycle time becomes shorter when the engine speed increased.
Examples of Abnormal Wave Patterns
Example 1