HOLDEN GEN III V8, Service Training

Page: 66 / 113

GEN III V8 ENGINE MANAGEMENT
DTC P0332 Knock Sensor Circuit Rear Sensor
Conditions for running DTC P0332
• The engine run time is greater than 20 seconds.
• The engine coolant temperature is greater than 70°C.
• The engine speed is between 1650 and 3000 RPM.
• The TP sensor angle is greater than 0.5%.
• The MAP is at or about 48 kPa.
• Battery voltage is between 1 0 and 1 6 volts.
Conditions for setting DTC P0332
• The PCM determines that this frequency is less than or greater than the expected amount for at least three
seconds.
Action taken when DTC P0332 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 P0332
• The PCM turns the Check Powertrain Lamp OFF after one ignition cycle that the diagnostic runs and does
not fail.
• A last test failed (current DTC) clears when the diagnostic runs and does not fail.
GEN III V8 ENGINE MANAGEMENT Page - 61