Lancer Evolution L4-2.0L Turbo (4B11T/C) (2010)
Standard 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
Cause of problem
-
Sensor interface malfunction.
Wave pattern characteristics
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Rectangular wave pattern is output even when the engine is not started.
Example 2
Cause of problem
-
Loose timing belt.
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Abnormality in sensor disc.