HOLDEN GEN III V8, Service Training

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GEN III V8 ENGINE MANAGEMENT
A failure in the Crankshaft Position Sensor or circuit will set one of the following DTCs:
DTC P0335 Crankshaft Position Sensor Circuit
Conditions for running the DTC P0335
• DTCs P0101, P0102, P0103, P0341, P0342, P0343 are not set.
• The CMP sensor is transitioning.
• The ignition voltage is between 5 and 17.0 volts.
• The MAF is greater than 3 g/s.
Conditions for setting DTC P0335
• The PCM determines no signal from the CKP sensor for at least three seconds.
Action taken when DTC P0335 Sets
• The PCM illuminates the Check Powertrain Lamp when the diagnostic runs and fails.
• The PCM records the operating conditions at the time the diagnostic fails. The PCM stores this information
in the Freeze Frame/Failure Records.
Conditions for clearing the Check Powertrain Lamp and DTC P0335
• The PCM turns the Check Powertrain Lamp OFF when the diagnostic runs and does not fail.
• A last test failed (current DTC) clears when the diagnostic runs and does not fail.
DTC P0336 Crankshaft Position Sensor Circuit Performance
Conditions for running DTC P0336
• The ignition voltage is between 5.0 and 17.0 volts.
• The engine speed is greater than 400 RPM.
Conditions for setting DTC P0336
• The PCM determines no signal from the CKP sensor or the signal is out of range for at least one second.
Action taken when DTC P0336 Sets
• The PCM illuminates the Check Powertrain Lamp when the diagnostic runs and fails.
• The PCM records the operating conditions at the time the diagnostic fails. The PCM stores this information
in the Freeze Frame/Failure Records.
Conditions for clearing the Check Powertrain Lamp and DTC P0336
• The PCM turns the Check Powertrain Lamp OFF when the diagnostic runs and does not fail.
• A last test failed (current DTC) clears when the diagnostic runs and does not fail.
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