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ABS – Troubleshooting 35B-10 <EVOLUTION-IV> Code No.16 ABS-ECU power supply system (abnormal Probable cause This code is output if the ABS-ECU or valve relay power supply voltage drops below D Malfunction of battery D Malfunction of wiring harness or connector D Malfunction of valve relay D Malfunction of ABS-ECU Caution OK Replace ABS-ECU. OK Replace the ABS-ECU. OK Check the trouble symptom. NG Check the harness wire, and repair D Between ignition switch and OK Check the trouble symptom. NG Check the harness wire, and repair D Between general-purpose fuse NG Repair OK Check the harness wire for short D Between valve relay and hydraulic D Between valve relay and motor NG Repair OK NG Check the harness wire, and repair D Between valve relay and ABS-ECU NG Repair OK Check the trouble symptom. OK Check the trouble symptom. NG Check the harness wire, and repair D Between valve relay and ABS- OK Measure at the ABS-ECU connector D Connector connected D Ignition switch: ON (1) Voltage between 42 and body ground (2) Voltage between 34 and body ground (1) NG Check the following connectors: NG Repair (2) NG Check the following connectors: NG Repair OK Check the valve relay. NG Replace OK Check the trouble symptom. NG Check the harness wire, and repair D Between fusible link No. 8 and OK Measure at the valve relay connector D Disconnect the connector, and D Ignition switch: ON (1) Voltage between 6 and body ground (2) Voltage between 2 and body ground (1) NG Check the following connector: NG Repair (2) NG Check the following connector: NG Repair Measure at the ABS-ECU connector D Disconnect the connector, and D Start the engine. D Voltage between 26 and body NG Check the following connectors: NG Repair |