P1772 Throttle Position Sensor Short Circuit
What does P1772 mean on a Ford?
P1772 — Throttle Position Sensor Short Circuit. This Ford-enhanced code applies to F-150, Ranger, Explorer, Mustang.
Common causes of P1772
- TPS signal wire shorted
- Failed sensor shorted internally
- Chafed harness
- Connector moisture bridging terminals
- Reference short affecting the sensor
How to fix P1772
- Locate the short with circuit isolation
- Inspect harness chafing
- Dry and seal the connector
- Test sensor resistance for internal shorts
- Repair wiring or replace the sensor