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

WARNING: This page is about a different car, the 2017 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.

DETECTION CONDITION AND POSSIBLE CAUSE

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 ⁽¹⁾.
- Racing
  - Engine speed: 875 rpm or more
Diagnostic support note
This is a continuous monitor (other).
The check engine light does not illuminate.
FREEZE FRAME DATA (Mode 2) is not available.
Snapshot data is available.
DTC is stored in the PCM memory.

FAIL-SAFE FUNCTION

Controls the throttle valve so that the engine speed is at specification ⁽¹⁾. (Brake override system) ⁽¹⁾: 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

⁽¹⁾	Specified time is 0.6-10 s according to braking force calculated in PCM.

CAUTION:

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

PID DESCRIPTION

Item (definition)	Unit/Condition	Definition	Condition/Specification (Reference)
APP	%	Accelerator pedal opening angle (relative value) with the fully released status as 0% and fully depressed status as 100%	Accelerator pedal released: Approx. 0% Accelerator pedal fully depressed: Approx. 100%
BOO	High/Low	Brake switch (No. 1 signal) ON/OFF status	Brake pedal released: Low Brake pedal fully depressed: High
BPA	High/Low	Brake switch (No. 2 signal) ON/OFF status	Brake pedal released: Low Brake pedal fully depressed: High