TPS (Throttle Position Sensor) signal which senses vehicle acceleration is sent to TCCU from engine ECM. TPS signal becomes the criteria signal used to determine distribution of toque within the wheel speed sensors at front and rear wheels.
This DTC code is related to TCS and is set If the TCCU does not receive an input signal.
Item
Detecting Condition
Possible Cause
DTC Strategy
? Loss of signal out of range
? ECM,TCCU connector looseness and poor terminal to wire connection.
? CAN HIGH/LOW circuit open/short.
? Faulty TPS .
? Faulty ECM .
? Faulty TCCU .
Enable Conditions
? Message present 1.0 sec self clearing
Threshold Value
? FHH
Diagnostic Time
? 1 sec
MIL on condition
? 0.5 Sec.
Fail Safe
? No Signal