Code Definition

P1192 — V External

System: Powertrain  |  Type: Manufacturer-Specific  |  Make: Ford

About P1192

P1192 is a manufacturer-specific powertrain diagnostic trouble code recorded for Ford vehicles. It belongs to the P-prefix family of codes, which covers engine, transmission, emissions, or fuel-system faults.

Scanning & clearing: A generic OBD-II scan tool will usually read and clear powertrain (P) codes. For live data, freeze-frame capture, and bi-directional tests you may need a more capable scan tool that supports the vehicle's ECM protocol.

P1192 is a manufacturer-specific code. The same code string on a different make may have a different meaning. Always confirm the code's definition against the vehicle's service information for the specific make and model under test.

Code Information

Note: Limited manufacturer documentation is publicly available for this Ford specific code, and the definition may require verification against factory service information. The definition V External indicates the Engine Control Module (ECM) is monitoring an external voltage, typically a reference or supply voltage the module provides to or reads back from external sensors and circuits. DTC P1192 is set when the ECM detects that this monitored external voltage is outside its expected range, which can be caused by a short, an open, an overloaded reference circuit, or a sensor pulling the voltage...

Join TaT to view the complete code information and diagnostic details.

Quick Facts