P0A1D / INF135

P0A1D-134, P0A1D-135, P0A1D-570

Description
The hybrid vehicle control ECU monitors its internal operation and detects malfunctions.

DTC Logic

DTC Detection Logic
The hybrid vehicle control ECU performs diagnostic monitoring to verify proper operation of vehicle systems. One of these monitors the rationality of internal analog (signal) to digital conversions. The hybrid vehicle control ECU monitors the internal A/D (Analog/Digital converter) value. If there is an A/D converter malfunction, the hybrid vehicle control ECU will illuminate the MIL and set a DTC.






Diagnostic Procedure

Step 1-2: