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DTC P1402 EGR FUNCTION EC-1063 [VG33E] C D E F G H I J K L M A EC Diagnostic Procedure UBS00DOH 1. CHECK VACUUM HOSE Check vacuum hose for clogging, cracks or improper connection. OK or NG OK (With CONSULT-II)>>GO TO 2. >> Repair or replace vacuum hose. 2. CHECK EGRC-SOLENOID VALVE CIRCUIT With CONSULT-II 1. Turn ignition switch ON. 2. Turn EGRC-solenoid valve “ON” and “OFF” in “ACTIVE TEST” OK or NG OK >> GO TO 5. NG >> GO TO 4. 3. CHECK EGRC-SOLENOID VALVE CIRCUIT Without CONSULT-II 1. Turn ignition switch OFF. 2. Disconnect EGRC-solenoid valve harness connector. 3. Turn ignition switch ON. 4. Check operating sound of the solenoid valve when disconnecting and reconnecting EGRC-solenoid valve OK or NG OK >> GO TO 6. NG >> GO TO 4. 4. DETECT MALFUNCTIONING PART Check the following. ● Harness connectors E43, M65 ● Harness connectors M59, F27 ● Fuse block (J/B) connector E49 ● 10A fuse ● Harness for open or short between fuse and EGRC-solenoid valve ● Harness for open or short between ECM and EGRC-solenoid valve >> Repair open circuit or short to ground or short to power in harness or connectors. SEF109L SEF716Z |