DTC Troubleshooting
DIAGNOSTIC PROCEDURES CHART
| Step |
Action |
YES |
NO |
| 1 |
Was "Engine and Emission Control System Check" performed? |
Go to Step 2. |
Go to ENGINE AND EMISSION CONTROL SYSTEM CHECK . |
| 2 |
EVAP canister purge valve power supply circuit check
- Confirm that ignition mode of keyless push start system is "OFF".
- Disconnect connector from EVAP canister purge valve.
- Check for proper terminal connection to EVAP canister purge valve connector.
- If connections are OK, push engine switch to change ignition mode to "ON".
- Check that "A1" circuit voltage is battery voltage between EVAP canister purge valve connector and ground.
Is it in good condition? |
Go to Step 3. |
Repair or replace defective wire harness. |
| 3 |
EVAP canister purge valve drive circuit check
- Push engine switch to change ignition mode to "OFF".
- Disconnect "C01" and "E01" connectors.
- Check the following points.
- Resistance of "B1" circuit: less than 1 Ω
- Resistance of "B1" circuit between EVAP canister purge valve connector and ground: infinity
- Resistance between "B1" circuit terminal and each terminal at EVAP canister purge valve connector: infinity
- Voltage of "B1" circuit: 0 - 1 V (with ignition mode of keyless push start system in "ON")
Are they in good condition? |
Go to Step 4. |
Repair or replace defective wire harness. |
| 4 |
EVAP canister purge valve check
- Check EVAP canister purge valve for resistance, see EVAP CANISTER PURGE VALVE INSPECTION
.
Is it in good condition? |
Replace ECM and recheck DTC, see ECM REMOVAL AND INSTALLATION
. |
Replace EVAP canister purge valve, see THROTTLE BODY AND INTAKE MANIFOLD COMPONENTS
. |