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P0442 EVAP CONTROL SYSTEM EC-687 < COMPONENT DIAGNOSIS > [VQ40DE] C D E F G H I J K L M A EC N P O 2. CHECK FUEL FILLER CAP INSTALLATION Check that the cap is tightened properly by rotating the cap clockwise. OK >> GO TO 3. NG >> 1. Open fuel filler cap, then clean cap and fuel filler neck threads using air blower. 2. Retighten until ratcheting sound is heard. 3. CHECK FUEL FILLER CAP FUNCTION Check for air releasing sound while opening the fuel filler cap. OK >> GO TO 5. NG >> GO TO 4. 4. CHECK FUEL TANK VACUUM RELIEF VALVE EC-691, "Component Inspection" OK or NG OK >> GO TO 5. NG >> Replace fuel filler cap with a genuine one. 5. INSTALL THE PRESSURE PUMP To locate the EVAP leak, install EVAP service port adapter and pres- NOTE: With CONSULT-III>>GO TO 6. 6. CHECK FOR EVAP LEAK With CONSULT-III 1. Turn ignition switch ON. 2. Select “EVAP SYSTEM CLOSE” of “WORK SUPPORT” mode with CONSULT-III. 3. Touch “START” and apply pressure into the EVAP line until the pressure indicator reaches the middle of CAUTION: BBIA0550E SEF916U |