|
|
Content .. 1256 1257 1258 1259 ..
DIAGNOSIS TSB Revision CONTROLLER AREA NETWORK (CAN) 54C-136 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 voltage at the male side (2) Turn the ignition switch to the "ON" position. (3) Measure the voltage between intermediate connector terminal 22 and body ground. OK: 1.0 V or less CAUTION Strictly observe the specified wiring harness repair proce- Q: Does the voltage measure 1.0 V or less? YES : If the voltage measures 1.0 V or less, diagnose CAN bus lines thoroughly by referring to NO : If the voltage measures more than 1.0 V, repair the wiring harness between intermediate connector C-22 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 AC209365 AC209365FT MAIL SIDE: C-22 TEST |