P1123 FORD Possible Causes
- Faulty throttle position sensor
- Throttle position sensor circuit open or shorted
- Poor electrical connection in throttle position sensor circuit
- Faulty Powertrain Control Module (PCM)
How to Fix P1123 FORD Code?
Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
Check engine light illuminated (or service engine soon warning light)
P1123 FORD Meaning
The Powertrain Control Module (PCM) monitors the throttle position sensor. The PCM sets this diagnostic trouble code (DTC) when it detects the throttle position sensor circuit has intermittent high voltage.
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