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MULTIPORT FUEL INJECTION(MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <2.4L> 13A-369 STEP 12. Check the following items. defective items. a. Check the injectors for fuel leakage. c. Check compression pressure. d. Check the positive crankcase ventilation system. (2) Then check the malfunction symptom. Q: Is the malfunction symptom is eliminated? YES : The check is completed. malfunction symptom is eliminated. INSPECTION PROCEDURE 24: Purge Flow Test of the Evaporative Emission Canister Failure. COMMENT • The test fails when the purge line or purge port is TROUBLESHOOTING HINTS (The most likely • Purge line or purge port is clogged. • Malfunction of the evaporative emission purge • Evaporative emission canister is clogged. DIAGNOSIS Required Special Tool: STEP 1. Using scan tool MB991502, read the diagnostic CAUTION To prevent damage to scan tool MB991502, always turn the Q: Is the DTC is output? YES : Refer to, Diagnostic Trouble Code Chart ( NO : Refer to GROUP 17, Emission Control System-Purge Control System Check (Purge Flow Check) ( INSPECTION PROCEDURE 25: Pressure Test of the Evaporative System Failure. COMMENT • The test fails if there is a leak from the fuel tank or TROUBLESHOOTING HINTS (The most likely • Loose fuel tank filler tube cap. AC003081 AB 16 PIN MB991502 |