DTC P1A3D: AD module fails
MONITOR EXECUTION
Continuous
MONITOR EXECUTION CONDITIONS (Other monitor and Sensor)
Other Monitor (There is no temporary DTC stored in memory for the item monitored below)
Not applicable
Sensor (The sensor below is determined to be normal)
Not applicable
DTC SET CONDITIONS
Logic Flow Chart
Check Conditions
Power drive unit (FEMCU) power supply voltage is 8 volts to 16 volts.
Judgment Criterion
AD reference voltage 2.5V to 5V is no more than 2.25 volt or not less than 2.75 volt
AD reference voltage 2.638V to 15V is no more than 2.11 volt or not less than 3.166 volt
OBD-II DRIVE CYCLE PATTERN
Refer to Diagnostic Function - OBD-II Drive Cycle - Pattern 1
.
PROBABLE CAUSES
Malfunction of the power drive unit (FEMCU)
DIAGNOSIS
STEP 1. Test the OBD-II drive cycle.
(1)
Carry out a test drive with the drive cycle pattern. Refer to Diagnostic Function - OBD-II Drive Cycle - Pattern 1
.
(2)
Check the DTC.
Is the DTC set?
Replace the power drive unit (Refer to
). Then go to Step 2
.
Intermittent malfunction (Refer to GROUP 00 - How to Use Troubleshooting/Inspection Service Points, - How to Cope with Intermittent Malfunctions
).
STEP 2. Test the OBD-II drive cycle.
(1)
Carry out a test drive with the drive cycle pattern. Refer to Diagnostic Function - OBD-II Drive Cycle - Pattern 1
.
(2)
Check the DTC.
Is the DTC set?
Retry the troubleshooting.
The inspection is complete.