Summit Wagon AWD L4-2350cc 2.4L SOHC (1995)
Air Flow Sensor
Air Flow Sensor
Air Flow Sensor
NOTE: Check to be sure that cycle time T becomes shorter and the frequency increases when the engine speed is increased.
EXAMPLES OF ABNORMAL WAVE PATTERNS
Example 1 - Sensor interface malfunction
Wave pattern characteristics
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Rectangular wave pattern is Output even when the engine is not started.
Example 2 - Damaged rectifier or vortex generation column
Wave Pattern Characteristics
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Unstable wave pattern with non-uniform frequency.
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However when an ignition leak occurs during acceleration the wave pattern will be distorted temporarily even if the volume air flow sensor is
normal.
HARNESS TESTING