DTC P2299-00: Accelerator Pedal: Spring Back Malfunction: Notes

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

DTC P2299:00	Accelerator pedal: spring back malfunction
DETECTION CONDITION	When under the following conditions it is detected that the brake pedal is depressed during driving for the specified time. Racing Engine speed: 875 rpm or more : Specified time is 0.6-10 s according to braking force calculated in PCM. Diagnostic support note This is a continuous monitor (other). The check engine light does not illuminate. FREEZE FRAME DATA (Mode 2)/Snapshot data is not available. DTC is stored in the PCM memory.
FAIL-SAFE FUNCTION	Controls the throttle valve so that the engine speed is at specification. (Brake override system) : For MTX vehicles, engine speed is 1, 200 rpm when in neutral, and 1, 100 rpm when not in neutral. For ATX vehicles, engine speed is 1, 200 rpm when in N position, and 1, 100 rpm when in D position.
POSSIBLE CAUSE	NOTE: If the brake override system operates, the PCM detects DTC P2299:00. Driver depresses accelerator and brake pedals simultaneously (during braking operation using left foot) Accelerator pedal is pressed in by object such as floor mat Accelerator pedal sticking APP sensor signal malfunction APP sensor malfunction Related connector or terminals malfunction Related wiring harness malfunction Brake switch signal malfunction Brake switch malfunction Related connector or terminals malfunction Related wiring harness malfunction Brake pedal malfunction (increase in play due to joint pin wear) PCM malfunction
System Wiring Diagram	Not applicable

CAUTION:

Verify the malfunction symptom according to not only the PID value but also the symptom troubleshooting.