Toyota Corolla Cross: Power Back Door System
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PARTS LOCATION ILLUSTRATION
*1 POWER BACK DOOR UNIT ASSEMBLY SET LH
*2 MULTIPLEX NETWORK DOOR ECU
*3 POWER BACK DOOR WARNING BUZZER
*4 POWER BACK DOOR UNIT ASSEMBLY SET
CAUTION / NOTICE / HINT
HINT:
The power back door system troubleshooting procedure is based on the premise that the smart key system (for Entry Function) is operating normally. Check the power back
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REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL)
Procedure Part Name Code
1 REAR CENTER SEAT OUTER BELT ASSEMBLY
73350C -
- -
2 BENCH TYPE REAR SEAT CUSHION ASSEMBLY
-
- -
3 REAR SEAT CUSHION LOCK HOOK
7269
DESCRIPTION The electronic throttle control system has a dedicated power supply circuit. The voltage (+BM) is monitored and when it is low (less than 4 V), the ECM determines that there is a malfunction in the electronic throttle control system and cuts off the current to the throttle actuator.
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