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DIAGNOSIS CONTROLLER AREA NETWORK (CAN) 54D-598 POSSIBLE CAUSES • Damaged harness wires and connectors • Malfunction of the A/C-ECU DIAGNOSTIC PROCEDURE STEP 1. Connector check: C-09 joint connector CAUTION The strand end of the twist wire should be within When checking the joint connector, ensure that its Q: Are the check result normal? YES : Go to Step 2 . NO : Repair a defective connector or replace the STEP 2. Resistance measurement at C-09 joint CAUTION A digital multimeter should be used. For details . CAUTION The test wiring harness should be used. For (1) Disconnect the joint connector (CAN2) and the A/C-ECU connector, and measure at the wiring (2) Ignition switch: OFF (LOCK) CAUTION When measuring the resistance, disconnect the (3) Ensure that the negative battery terminal is AC310615 AU Harness side Connector: C-09 <LHD> C-09 (GR) AC310613 AB Connector: C-106 <LHD> Harness side AC209350 1 12 2 13 3 14 4 15 5 16 6 17 7 18 8 19 9 20 10 21 11 22 AB Short pin AC310615 AU Harness side Connector: C-09 <LHD> C-09 (GR) AC310613 AB Connector: C-106 <LHD> Harness side |