3-70 FUEL SYSTEM (DFI)
Crankshaft Sensor (Service Code 21)
Crankshaft Sen sor Removal/Installation
•
Refer to the Crankshaft Sensor Removal/Installation in
the Electrical System chapter (see Crankshaft Sensor Re-
moval/Installation in the Electrical System chapter).
Crankshaft Sensor Inspection
○
The crankshaft have no power source, and when the en-
gine stops, the crankshaft generates no signals.
•
Crank the engine and measure the peak voltage of the
crankshaft sensor (see Crankshaft Sensor Peak Voltage
Inspection in the Electrical System chapter) in order to
check the sensor.
•
Check the wiring for continuity (see wiring diagram in this
section).
Crankshaft Sensor Circuit
1. ECU
2. Crankshaft Sensor
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