- Troubleshooting
Contents
1. ITCH RED BLU BLK1 BLU RED BLU RED YEL BLU 1 RED YEL BLU BLK BLK k RHD BLU YEL WHT YEL WHT YEL BLK2 BLU BLK View from BLU YEL wire side No Terminal Test condition Test desired result Possible cause if result is not obtained BLK Under all conditions Poor ground G401 402 471 An open in the wire WHT YEL Ignition switch ON Blown No 5 or 6 20 A fuse Faulty power window relay BLU BLK An open in the wire RED BLU and RED YEL Check for continuity to ground should be continuity Check for voltage to ground should be battery voltage Connect the WHT YEL terminal to the RED BLU terminal and the RED YEL terminal to the BLK terminal then ignition switch ON Connect the BLU BLK terminal to the BLU YEL terminal and the BLU GRN terminal to the BLK terminal then ignition switch ON Connect the WHT YEL terminal to the RED YEL terminal and the BLK terminal to the RED BLU terminal then ignition Switch ON Check the driver s motor Operation should run Faulty driver s motor An open in the wire Faulty passenger s motor e Faulty passenger s switch An open in the wire Check the passenger s motor operation should run BLU YEL and BLU GRN Check for resistance between the BLU and BLK22. Troubleshooting NOTE The numbers in the table show the troubleshooting sequence Item to be inspected Pulser in driver s motor Open circuit in wires or loose or disconnected terminals Passenger s motor Window regulator ao c Ss e to Q fo a All windows do not G401 402 GRN BLK WHT BLU operate 471 BLU WHT or BLK Driver s window does not operate in any position Driver s window does not operate in AUTO Passenger s window does 2 3 not operate Relay Test WHT YEL State of charge and clean and tight connections of battery in the dash Drivers door switch input Driver s switch Passenger s switch BLU Remove the power window relay from the dash relay holder There should be continuity between the A and B terminals when the battery is connected to the C and D terminals There should be no continuity when the battery is disconnected 16 43 Power Window Driver s Switch Input Test NOTE The control unit is built into the driver s switch and only controls driver s door window operation Remove the driver s door trim panel and disconnect the 10 P connector and remove the driver s switch from the door trim panel Make the following input tests at the harness pins NOTE Recheck the connections between the 10 P connector and the driver s switch then replace the driver s switch if all input tests prove OK A DRIVER S SW
3. ion by switching the leads from the battery if the motor does not run replace it View from wire side ait Measure resistance between the No 3 and No 4 ter minals when running the motor by connecting battery voltage to the No 1 and No 2 terminals Ohmmeter should indicate between 20 50 ohms as the motor runs Pulser Test 1 2 3 4 PULSER Passenger s Motor Test Remove the door trim panel Disconnect the 2 P connector from the motor Test motor operation by connecting battery voltage to the No 1 and No 2 terminals Test the motor in each direction by switching the leads from the battery If the motor does not run replace it View from wire side 16 47
4. terminals should indicate between 20 50 ohms as the dirver s motor runs Faulty pulser e Faulty driver s motor An open in the wire 16 44 1 2 Driver s Switch Test Remove the door trim panel Check for continuity between the terminals in each switch position according to the tables MAIN SWITCH PASSENGER S SWITCH View from terminal side LHD Driver s Switch Position i UP AUTO UP OFF DOWN Main switch ON RHD Driver s Switch UP OFF DOWN AUTO Main switch ON Power Windows Passenger s Switch Test Switch Replacement Driver s Switch 1 Remove the door trim panel 1 Remove the door trim panel 2 Check for continuity between the terminals in each switch position according to the table 2 Remove the switch from the door trim panel by releasing the 3 mounting screws W ioe SS WE View from wire side Passenger s Switch 1 Remove the door trim panel 2 Remove the switch from the door trim panel by releasing the 3 mounting screws Position l 16 46 Driver s Motor Test Motor Test Remove the door trim panel Disconnect the 4 P connector from the power win dow control unit Test motor operation by connecting battery voltage to the No 1 and No 2 terminals Test the motor in each direct
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