TM 10-3930-675-20-10016 00-2INPUT AND OUTPUT SIGNALS FOR STEERING ECU (792) TROUBLESHOOTING - CONTINUED0016 00Table 2. Error Code 404 - Short Circuit Failure of 2WD Steering Control Lamp Troubleshooting Procedures.MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONError Code 404 - Short Circuit Failure of 2WDSteering Control Lamp1. Check voltage at connectorX153 pin 1. Voltage shouldbe 22-26V.If voltage is not as specified,notify SRA to replace wire 1531.2. Check voltage at connectorX160 pin 1. Voltage shouldbe 22-26V.If voltage is not as specified,notify SRA to replace wireA1531.3. Check voltage at connectorX177 pin 1. Voltage shouldbe 22-26V.If voltage is not as specified,notify SRA to replace wire 1601.4. Check voltage at steeringECU (792) connector pin 68.Voltage should be 22-26V.a. If voltage is not as specified,notify SRA to replace wireA1771.b. If voltage is not present,replace steering ECU (792)(WP 0079 00).Table 3. Error Code 405 - Short Circuit Failure of 4WD Steering Control Lamp Troubleshooting Procedures.MALFUNCTIONTEST OR INSPECTIONCORRECTIVE ACTIONError Code 405 - Short Circuit Failure of 4WDSteering Control Lamp1. Check voltage at connectorX153 pin 2. Voltage shouldbe 22-26V.If voltage is not as specified,notify SRA to replace wire 1532.2. Check voltage at connectorX160 pin 2. Voltage shouldbe 22-26V.If voltage is not as specified,notify SRA to replace wireA1532.3. Check voltage at connectorX177 pin 2. Voltage shouldbe 22-26V.If voltage is not as specified,notify SRA to replace wire 1602.4. Check voltage at steeringECU (792) connector pin 67.Voltage should be 22-26V.a. If voltage is not as specified,notify SRA to replace wireA1772.b. If voltage is not present,replace steering ECU (792)(WP 0079 00).
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