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DIAGNOSIS TSB Revision CONTROLLER AREA NETWORK (CAN) 54C-272 STEP 19. Check the CAN_ H line (communication line only) CAUTION A digital multimeter should be used. For details refer to . CAUTION The test wiring harness should be used. For details refer to . (1) Disconnect intermediate connector C-22 and SRS-ECU connector C-121, and measure the resistance at the male (2) Turn the ignition switch to the "LOCK" (OFF) position. CAUTION Disconnect the negative battery terminal. For details refer (3) Disconnect the negative battery terminal. (4) Measure the resistance between intermediate connector terminal 22 and body ground. OK: 1 k Ω or more Q: Does the resistance measure 1 k Ω or more? YES : If the resistance measures 1 k Ω or more, diagnose CAN bus lines thoroughly by referring to NO : If the resistance measures less than 1 k Ω, repair the wiring harness between intermediate connector C-29 AC305234AC CONNECTORS: C-22, C-121 C-121 HARNESS SIDE C-121 (Y) C-22 (Y) C-22 48 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 AC209364IA MAIL SIDE: C-22 TEST |