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SEF593TA SEF595TA SEF837U SEF433U DIAGNOSTIC PROCEDURE INSPECTION START CHECK POWER SUPPLY. 2. Disconnect intake valve timing control solenoid valve harness connector. 3. Turn ignition switch “ON”. q 1 and ground. OK E NG Check the following. I Harness connectors F63 , M49 I 10A fuse I Harness for open or short If NG, repair harness or CHECK OUTPUT SIGNAL CIRCUIT. 2. Disconnect ECM harness connector. terminal RH q 24 , q 25 LH and solenoid valve terminal q 2 . Continuity should exist. If OK, check harness for short to ground OK E NG Repair harness or connec- CHECK ENGINE OIL PRESSURE. OK E NG Repair lubrication system. CHECK INTAKE AIR SYSTEM. OK E NG Repair intake air system. CHECK INTAKE VALVE TIMING CON- OK E NG Repair or replace. q A (Go to next page.) GI MA EM LC FE AT PD FA RA BR ST RS BT HA EL IDX TROUBLE DIAGNOSIS FOR DTC P1110 (B1), P1135 (B2) Intake Valve Timing Control (P1110: Left bank), H H H H H H EC-373 |