DTC B21A1 Dodge
APP Sensor B or 2 (Throttle Position (TP) Sensor E) Circuit High Voltage (Includes Hybrid Models)
APP Sensor B or 2 (Throttle Position (TP) Sensor E) Circuit High Voltage (Includes Hybrid Models)
Description
With engine running the APP sensor B output voltage is 4 V or more for at least 200 milliseconds. The execution time is continuous. DTC P2127 is not active. NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot.
Cause and Solution
Poor connections or loose terminals APP sensor B and the PCM Open circuit between the PCM and APP sensor B Faulty accelerator pedal module Faulty APP sensor PCM may need to be updated with the latest software Faulty PCM
Video Guide
Diagnostic Info
- DTC Code: B21A1
- Brand: Dodge