|
|
DIAGNOSIS CONTROLLER AREA NETWORK (CAN) 54C-178 (1) Disconnect A/T- ECU connector B-19 and ABS-ECU connector A-02, and measure the resistance at the harness (2) Turn the ignition switch to the "LOCK" (OFF) position. NOTE: When diagnosing CAN BUS on vehicles with manual transmission (M/T) disregard A/T-ECU and it’s wir- CAUTION Disconnect the negative battery terminal. For details refer . (3) Disconnect the negative battery terminal. (4) Measure the resistance between A/T- ECU connector terminal 14 and body ground. OK: 1 k Ω or more CAUTION Strictly observe the specified wiring harness repair proce- Q: Does the resistance measure 1 k Ω or more? YES : If the resistance measures 1 k Ω or more, go to Step 45 . NO : If the resistance measures less than 1 k Ω, repair the wiring harness between A/T- ECU connector and 16DB402A A-02 (GR) CONNECTOR: A-02 A-02 HARNESS CONNECTOR: 16DB480A COVER ENGINE CONTROL UNIT AIR CLEANER A/T CONTROL UNIT 16DB495A B-19 TEST |