Purge Control System Inspection
- Start the engine.
- Disconnect the vacuum hose between the purge solenoid valve and the charcoal canister.
- Put a finger to the purge solenoid valve and verify that there is no vacuum applied when the engine is cold.
- If there is a vacuum, inspect the following:
- Warm up the engine to the normal operating temperature.
- Stop the engine.
- Connect the M-MDS to the DLC-2 and verify that the DTC P0443:00 is shown. Perform the DTC inspection. (See DTC P0443:00
.)
- Switch the ignition to ON.
- Access the ECT PID. (See ON-BOARD DIAGNOSTIC TEST
.)
- Verify that the engine coolant temperature is more than 60°C {140°F}.
- Set the vehicle on the dynamometer or chassis roller.
WARNING:
- When the dynamometer or chassis roller is operating, there is a possibility that the operator may come into contact with or be caught up in the rotating parts, leading to serious injuries or death. When performing work while the dynamometer or chassis roller is operating, be careful not to come into contact with or be caught up in any of the rotating parts.
- Drive vehicle at engine speed approx. 2, 000 RPM for 30 s or more.
- Put a finger to the purge solenoid valve and verify that there is no vacuum applied while Step 2.
- If there is no vacuum, inspect the following:
- If there is vacuum, inspect the following:
- Vacuum hose (Purge solenoid valve-Charcoal canister)