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power supply. Measure the voltage at joint connector A digital multimeter should be used. For details refer to P. The test wiring harness should be used. For details refer (1) Disconnect joint connector (CAN1), and measure the voltage (2) Turn the ignition switch to the ON position. ZC5010400022 Harness side: C-103 Test harness (3) Measure the voltage between joint connector (CAN1) OK: 4.7 volts or less ZC5010400023 Harness side: C-103 Test harness (4) Measure the voltage between joint connector (CAN1) OK: 4.7 volts or less Q:Do all the voltages measure 4.7 volts or less? YES: Go to Step 16. NO: Go to Step 25. STEP 15. Check the wiring harness between joint connector A digital multimeter should be used. For details refer to P. The test wiring harness should be used. For details refer (1) Disconnect joint connector (CAN1), and measure the voltage (2) Turn the ignition switch to the ON position. CONTROLLER AREA NETWORK (CAN) 54D-131 DIAGNOSIS |