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Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 26 (Hybrid Control Processor Module (HCP) - DTCS P0A02-00 To P0ADA-00) >> DTC Troubleshooting >> P0A35-00 Drive Motor B Over Temperature >> Enabling Conditions And Possible Causes-Motor Temperature Sensor B

Enabling Conditions And Possible Causes-Motor Temperature Sensor B

WARNING: This page is about a different variant/trim than selected.
MONITORING CONDITIONS
P0A31-00 DRIVE MOTOR B TEMPERATURE SENSOR 1 CIRCUIT RANGE/PERFORMANCE  This diagnostic runs continuously when the following condition are met:
  • 12 volt supply voltage is within a calibrated range.
  • A calibrated time delay has not expired.
  • Temperature performance diagnostics have completed once during the current ignition cycle.
  • Outside ambient temperature is valid and more than -40°C (-40°F).
  • The ignition off time should be more than 480 seconds.
  • Drive Motor B temperature signal is valid.
P0A32-00 DRIVE MOTOR B TEMPERATURE SENSOR 1 CIRCUIT LOW 
  • Ignition on.
  • System voltage within range.
P0A33-00 DRIVE MOTOR B TEMPERATURE SENSOR 1 CIRCUIT HIGH 
  • Ignition on.
  • System voltage within range.
P0A35-00 DRIVE MOTOR B OVER TEMPERATURE 
  • Ignition on.
  • System voltage within range.
  • The raw Drive Motor B temperature signal is valid.
  • The raw Drive Motor B temperature signal is within a normal range [110°C to -40°C (230°F to -40°F)].
  • The Temperature Sensor Performance DTC is not set.
FAULT SETTING CRITERIA
P0A31-00 DRIVE MOTOR B TEMPERATURE SENSOR 1 CIRCUIT RANGE/PERFORMANCE 
  • Absolute difference in Motor Temperature and average of all valid Hybrid Control Processor (HCP) temperature values is more than a calibrated value.
P0A32-00 DRIVE MOTOR B TEMPERATURE SENSOR 1 CIRCUIT LOW 
  • The Drive Motor B Temperature Sensor Signal voltage is less than a calibrated value.
P0A33-00 DRIVE MOTOR B TEMPERATURE SENSOR 1 CIRCUIT HIGH 
  • The Drive Motor B Temperature Sensor Signal voltage is more than a calibrated value.
P0A35-00 DRIVE MOTOR B OVER TEMPERATURE 
  • The Drive Motor B temperature is above a calibrated value.
DEFAULT AND LIMP-IN ACTIONS
P0A31-00 DRIVE MOTOR B TEMPERATURE SENSOR 1 CIRCUIT RANGE/PERFORMANCE 
  • Malfunction Indicator Lamp (MIL) on
  • Motor torque de-rated to a calibrated limit.
P0A32-00 DRIVE MOTOR B TEMPERATURE SENSOR 1 CIRCUIT LOW 
  • Malfunction Indicator Lamp (MIL) on
  • Motor torque de-rated to a calibrated limit.
P0A33-00 DRIVE MOTOR B TEMPERATURE SENSOR 1 CIRCUIT HIGH 
  • Malfunction Indicator Lamp (MIL) on
  • Motor torque de-rated to a calibrated limit.
P0A35-00 DRIVE MOTOR B OVER TEMPERATURE 
  • Malfunction Indicator Lamp (MIL) on
  • Motor torque de-rated to a calibrated limit.
Possible Causes Performance Fault
OTHER COOLING SYSTEM DTCS ARE SET IN THE HCP
DRIVE MOTOR B TEMPERATURE SENSOR SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
DRIVE MOTOR B TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
DRIVE MOTOR B TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
DRIVE MOTOR B TEMPERATURE SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
DRIVE MOTOR B TEMPERATURE SENSOR SHORTED TO VOLTAGE
DRIVE MOTOR B TEMPERATURE SENSOR
POWER INVERTER MODULE (PIM)
Possible Causes Circuit Low Fault
OTHER COOLING SYSTEM DTCS SET IN HYBRID CONTROL PROCESSOR (HCP)
DRIVE MOTOR B TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
DRIVE MOTOR B TEMPERATURE SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
DRIVE MOTOR B TEMPERATURE SENSOR
POWER INVERTER MODULE (PIM)
Possible Causes Circuit High Fault
OTHER COOLING SYSTEM DTCS SET IN HYBRID CONTROL PROCESSOR (HCP)
DRIVE MOTOR B TEMPERATURE SENSOR SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
DRIVE MOTOR B TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
DRIVE MOTOR B TEMPERATURE SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
DRIVE MOTOR B TEMPERATURE SENSOR GROUND CIRCUIT SHORTED TO VOLTAGE
DRIVE MOTOR B TEMPERATURE SENSOR
POWER INVERTER MODULE (PIM)
Possible Causes Over Temperature
ENGINE COOLING SYSTEM DTCS SET
TRANSMISSION COOLING SYSTEM FAILURE
DRIVE MOTOR B TEMPERATURE SENSOR SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
DRIVE MOTOR B TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
DRIVE MOTOR B TEMPERATURE SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
DRIVE MOTOR B TEMPERATURE SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
DRIVE MOTOR B TEMPERATURE SENSOR GROUND CIRCUIT SHORTED TO VOLTAGE
DRIVE MOTOR B TEMPERATURE SENSOR
AUXILIARY TRANSMISSION PUMP FAILURE
TRANSMISSION LINE PRESSURE INCORRECT
DRIVE MOTOR B TEMPERATURE SENSOR
POWER INVERTER MODULE (PIM)