Pinpoint Test E : The PRNDL Indicator Is Always On Or Never On

WARNING: This page is about a different car, the 2019 Ford F-550 Super Duty, 2019 Ford F-450 Super Duty, 2019 Ford F-350 Super Duty, and 2019 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.

Normal Operation and Fault Conditions
- Transmission range (TR) sensor not reading correctly
  - See Pinpoint Test C: Transmission Range Sensor to verify the sensor is reading correctly. REFER to: Diagnostic Trouble Code (DTC) Charts and Pinpoint Tests - 6.2L V8 - 6R100 . REFER to: Diagnostic Trouble Code (DTC) Charts and Pinpoint Tests - 6.2L V8 - 6R140 . REFER to: Diagnostic Trouble Code (DTC) Charts and Pinpoint Tests - 6.7L Power Stroke Diesel . REFER to: Diagnostic Trouble Code (DTC) Charts and Pinpoint Tests - 6.8L Triton-30V - V10 .
- Park detect switch fault
  - See symptom The PRNDL indicator is never on or never displays P. REFER to: Instrumentation, Message Center and Warning Chimes .
- Instrument panel cluster (IPC) PRNDL display malfunction
  - Resolve IPC diagnostic trouble codes (DTCs) and symptoms. REFER to: Instrumentation, Message Center and Warning Chimes .
Possible Sources
- Transmission range (TR) sensor
- Park detect switch (part of the BSIA
- IPC fault
Diagnostic steps are not provided for this symptom or DTC. REFER to: Diagnostic Methods