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DIAGNOSIS CONTROLLER AREA NETWORK (CAN) 54C-266 (4) Measure the resistance between A/T- ECU connector terminals 13 and 14. OK: 1 k Ω or more NOTE: When diagnosing CAN-BUS on vehicles with 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 31 . NO : If the resistance measures less than 1 k Ω, repair the wiring harness between A/T- ECU connector and STEP 31. Check ENGINE- ECU connector B-21 for loose, CAUTION The strand end of the twisted wire should be within 10 cm Q: Is ENGINE- ECU connector B-21 in good condition? YES : Go to Step 32. 16DB502A HARNESS SIDE: B-19 TEST TEST 16DB400A COVER ENGINE CONTROL UNIT AIR CLEANER |