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DTC 41: IG Power Source Circuit: DTC Detecting Condition

Detection of any of the following conditions may set DTC 41:

With vehicle speeds at 1.9 MPH or greater, voltage at terminals No. 9 (Red wire) or 15 (Black/Yellow wire) of ABS ECU is 9.5 volts or less for 10 seconds or more.
With voltage at terminal No. 15 (Black/Yellow wire) of ABS ECU at 9.5 volts or less, solenoid relay open, pump motor relay open, solenoid fault detecting conditions are established.