STEP 4. Voltage measurement at PHEV-ECU connector.
(1) Do not disconnect the C-41 PHEV-ECU connector, and measure the harness connector side.
(2) Turn off the power supply mode of the electric motor switch.
(3) Turn on the power supply mode of the electric motor switch.
(4) Check the voltage between the following terminals.When the DTC P101A is set.
- Check the wiring harness C-41 PHEV-ECU connector (terminal DFR+) and body ground.
OK: Approximately 12 volts (battery positive voltage).
When the DTC P102F is set.
- Check the wiring harness C-41 PHEV-ECU connector (terminal DFR-) and body ground.
OK: Approximately 12 volts (battery positive voltage).
Is the check result normal?
Go to Step 5. Repair the connector or wiring harness. Then go to Step 6.