P0123

Throttle/Pedal Position Sensor A - High Input

P0123 - Throttle/pedal position sensor/switch A circuit fault.: Last occurrence - maximum signal

Possible causes:
1. Short circuit C0331/8 (W) - ground.
2. Harness Integrity.
3. Connectors C0331, C0787.
4. Throttle Body.

1. Short circuit C0331/8 (W) - ground.
SHORT_CIRCUIT
Check resistance < 5.0 Ohms.

2. Harness Integrity.
CIRCUIT_INTEGRITY
Check for open circuit, short circuit to ground, supply or other circuit, damaged or unlatched connector, intermediate connectors or headers

3. Connectors C0331, C0787.
CONNECTOR
Check for connector not correctly latched, backed out pins, damaged pins, corroded pins

4. Throttle Body.
No detail available for this fault