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Home >> Toyota >> 2011 >> Camry Base, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 67 (Hybrid Vehicle Control System (P311) (Hybrid) (Diagnostic Codes (P0343-747 - P0A78-282)) >> Hybrid Control System >> DTC P0A1B-788: Drive Motor "A" Control Module >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different variant/trim than selected.
WARNING:
  • Before inspecting the high-voltage system or disconnecting the low voltage connector of the inverter with converter assembly, take safety precautions such as wearing insulated gloves and removing the service plug grip to prevent electrical shocks. After removing the service plug grip, put it in your pocket to prevent other technicians from accidentally reconnecting it while you are working on the high-voltage system.
  • After disconnecting the service plug grip, wait for at least 10 minutes before touching any of the high-voltage connectors or terminals. After waiting for 10 minutes, check the voltage at the terminals in the inspection point in the inverter with converter assembly. The voltage should be 0 V before beginning work.
NOTE:

Clearing the DTCs using the Techstream when DTC U0110-159, 160, 656 or 657 is detected and the problem is still occurring will cause DTC P0A1B-788 to be stored. However, it is not necessary to perform inspection for DTC P0A1B-788 because DTC P0A1B-788 indicates a communication system malfunction.

HINT: 

Waiting for at least 10 minutes is required to discharge the high-voltage capacitor inside the inverter with converter assembly.