IGNITION
Page 2A-16 90-883728 JULY 2001
Flywheel
Flywheel has 54 teeth under the flywheel ring gear which the crank position sensor uses
to provide engine rpm and crankshaft position information the ECM.
58775
a
b
a-Flywheel b-Crank Position Sensor
Crank Position Sensor
Monitors 54 teeth on flywheel thus determining crankshaft position and sends crankshaft
position angle and engine speed signals to ECM. If crank position sensor should fail, en-
gine will stop running.
58775
a
b
a-Crank Position Sensor b-Crank Position Sensor Connector
Crank Position Sensor Resistance Test
Between 2 pins of Crank Position Sensor
Connector
300 – 350 ohms