ABS <4WD> ± Troubleshooting
35B-11
Code No.16 ABS-ECU power supply system (abnormal
voltage drop or rise)
Probable cause
This code is output if the ABS-ECU power supply voltage drops below or rises
above the rated values.
Furthermore, turning the ignition switch to ACC will erase this code.
D Malfunction of battery
D Malfunction of wiring harness or connector
D Malfunction of hydraulic unit and ABS-ECU
Caution
If battery voltage drops or rises during inspection, this code will be output as well. If the voltage
returns to standard value, this code is no longer output.
Before carrying out the following inspection, check the battery level, and refill it if necessary.
NG
Repair
NG
Replace the hydraulic unit and ABS-ECU.
NG
Repair
NG
Check the harness wire, and repair if necessary.
D Between ignition switch and ABS-ECU
OK
Check the trouble symp-
tom.
OK
Check the trouble symp-
tom.
OK
Check the following connector: A-58
Measure at the ABS-ECU connector A-58.
D Disconnect the connector, and measure at the harness side
connector.
D Start the engine. Voltage between 10 and body earth
OK: System voltage
NG
Check the following connectors: A-58, C-40 <R.H. drive
vehicles>, C-02 <R.H. drive vehicles>, C-78 <L.H. drive vehicles>,
C-76 <R.H. drive vehicles>, C-74
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