DTC B1309[14] Push Start Switch Short to Ground or Open (Wireless Access Module (Hi-version [Passive Entry and Start System]))

1. DTC B1309[14] description

The engine start/stop button is used to switch the power mode, and to start or stop the engine. 2 switches are built into the engine start/stop button. When the engine start/stop button is pressed, the 2 switches turn ON together. When the switch is turned ON, the ground circuit is completed, and signals are input to the wireless access module. If the 2 switch signal inputs do not match, the wireless access module sets the DTC.

2. Condition for setting DTC B1309[14]

  • The wireless access module detects a malfunction in the engine start/stop button switch circuit.

3. Action taken when DTC B1309[14] sets

When the engine start/stop button is pressed:

  • The key monitor warning light illuminates for 10 seconds.
  • CHECK SYSTEM will be displayed on the multi-information display for 10 seconds.
  • The buzzer built into the instrument panel cluster will sound 3 times.

When the power mode is ON:

  • The key monitor warning light illuminates.

When door locking/unlocking is requested:

  • The key monitor warning light illuminates for 10 seconds.
  • CHECK SYSTEM will be displayed on the multi-information display for 10 seconds.
  • The external buzzer will sound for 3 seconds.