Inspection Procedure 24

INSPECTION PROCEDURE 24
Purge Flow Test of the Evaporative Emission Canister Failure.

COMMENT
- The test fails when the purge line or purge port is clogged or if the evaporative emission purge solenoid fails.

TROUBLESHOOTING HINTS
The most likely causes for this case:
- Purge line or purge port is clogged.
- Malfunction of the evaporative emission purge solenoid.
- Evaporative emission canister is clogged.

DIAGNOSIS

Required Special Tool:
MB991502: Scan Tool




STEP 1. Using scan tool MB991502, read the diagnostic trouble code (DTC).

CAUTION: To prevent damage to the scan tool, turn the ignition switch "OFF" before connecting or disconnecting the scan tool.

If DTC is not output, go to Step 2.
If DTC is output, refer to Inspection Chart for Diagnostic Trouble Code.

STEP 2. Check the evaporative emission purge system.
Refer to Emission Control System.
Repair or replace the defective sections. Then confirm that the malfunction symptom is eliminated.