Montero Sport LS 2WD V6-3.0L SOHC (1998)
Camshaft Position Sensor: Testing and Inspection
CAMSHAFT POSITION SENSOR AND CRANKSHAFT POSITION SENSOR INSPECTION USING AN ANALYZER
Required Special Tools: MB991348 Test Harness and MD998478 Test Harness
MEASUREMENT METHOD
1. Disconnect the camshaft position sensor connector and connect the test: Harness special tool (MB991348) in between. (All terminals should be
connected.)
2. Connect the analyzer special patterns pickup to camshaft position sensor connector terminal 2.
3. Disconnect the crankshaft position sensor connector and connect the test harness special tool (MD998478) in between.
4. Connect the analyzer special patterns pickup to crankshaft position sensor connector terminal 2 (black clip of special tool).
ALTERNATE METHOD (Test harness not available)
1. Connect the analyzer special patterns pickup to ECM terminal 50. (Check the camshaft position sensor signal wave pattern.)
2. Connect the analyzer special patterns pickup to ECM terminal 43. (Check the crankshaft position sensor signal wave pattern.)
OBSERVATION CONDITIONS
STANDARD WAVE PATTERN
1. Check that cycle time T becomes shorter when the engine speed increased.
EXAMPLES OF ABNORMAL WAVE PATTERNS
