Summit Wagon AWD L4-2350cc 2.4L SOHC (1995)
STANDARD WAVE PATTERN
Wave pattern observation points: Check to be sure that cycle time T becomes shorter when the engine speed increases.
EXAMPLES OF ABNORMAL WAVE PATTERNS
Example 1
Cause of problem - Sensor interface malfunction
Wave pattern characteristics - Rectangular wave pattern is output even when the engine is not started.
Example 2
Cause of problem - Loose timing belt, Abnormality in sensor disk
Wave pattern characteristics - Wave pattern jumps to the left or right.