Eclipse GS-T FWD L4-1997cc 2.0L DOHC Turbo MFI (1997)
Camshaft Position Sensor: Component Tests and General Diagnostics
Measurement method
1. Connect the analyzer special patterns pickup to camshaft position sensor terminal 2.
2. Disconnect the crankshaft position sensor connector and connect the special tool (test harness: MD998478) in between.
3. Connect the analyzer special patterns pickup to crankshaft position sensor terminal 2.
Alternate method (Test harness not available)
1. Connect the analyzer special patterns pickup to ECM terminal 88. (When checking the camshaft position sensor signal wave pattern)
2. Connect the analyzer special patterns pickup to ECM terminal 89. (When checking the crankshaft position sensor signal wave pattern)
Standard Wave Pattern Observation Conditions
Standard wave pattern
Wave Pattern Observation Points
Check that cycle time T becomes shorter when the engine speed increases.
Examples of abnormal wave patterns
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Example 1
