Engine Code
Test 1 - 3:
Test 4 - 8:
Test 9 - 10:
SYMPTOM
P0122-THROTTLE POSITION SENSOR #1 VOLTAGE TOO LOW
WHEN MONITORED
With the ignition on and battery voltage above 10.4 volts.
SET CONDITION
Throttle Position Sensor voltage at the PCM is lower than 0.1 of a volt for 1.3 seconds.
POSSIBLE CAUSES
- TP sensor sweep
- Intermittent condition
- (K7) 5-volt supply circuit open
- (K7) 5-volt supply circuit shorted to ground
- TP sensor
- (K22) TP sensor #1 signal circuit shorted to ground
- (K22) TP Sensor #1 signal circuit shorted to (K4) sensor ground
- TCM internally shorted throttle position signal circuit
- PCM