PDF associated: /PT 40-0011.pdf

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JDB1003 PT 40 0011 Application Problem Bench Test Solution Note Vehicles using 40 446 Determining if wiper motor is functioning correctly The following test is performed off the vehicle without the original wiring or switch If the motor operates correctly the vehicle wiring and switch must be inspected and tested Minimum power supply requirements 12 volts DC 5 amps See motor connector graphic for pin locations 1 Connect power supply ground 12 VDC to pin 3 for all tests 2 Connect power supply 12 VDC to pins 1 and 2 Motor will oscillate 3 Disconnect voltage to pin 2 Motor will park 4 Disconnect all wires end of test This ProTech bulletin is supplied as technical information only and is not an authorization for repair Wiper Motor Bench Test for 40 446 4 5 6 1 2 3 Motor Connector