P0120
Test 1 And 2:
Test 3 Through 6:
Test 7 Through 9:
Symptom:
P0120-THROTTLE POSITION SENSOR SIGNAL CIRCUIT
When Monitored and Set Condition:
P0120-THROTTLE POSITION SENSOR SIGNAL CIRCUIT
When Monitored: Whenever the engine is running.
Set Condition: This code is set if the throttle angle goes out of range or if throttle angle changes abruptly (i.e.: faster than the throttle body motion could occur).
POSSIBLE CAUSES
INTERMITTENT WIRING & CONNECTORS CONDITIONS
RELATED PCM DTC'S PRESENT
TPS VOLTAGE CHANGE NOT SMOOTH
TCM P-0120
SENSOR GROUND CIRCUIT OPEN TO TCM
TPS SIGNAL CIRCUIT OPEN TO TCM