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(10) Using a voltmeter, connect positive lead to ter- minal 10 of the BCM J1 22-way connector and nega- (a) If voltage increases from zero to approxi- mately 10 volts in the HIGH position, replace (b) Using an ohmmeter, check for continuity from terminal 2 of wiper switch connector to termi- (11) Disconnect motor connector and replace fuse 15 from the Junction Block. (a) If fuse does not blow, go to Step 2. repair as necessary, refer to Group 8W, Wiring Dia- MOTOR RUNS SLOWLY AT ALL SPEEDS (1) Disconnect the wire harness from the wiper motor. Remove wiper arms and blades. Disconnect (a) If average ammeter reading is more than 6 amps, replace motor. (b) If motor runs and average ammeter reading is less than 6 amps, go to Step 2. (2) Check to see if wiper linkage or pivots are binding or caught. MOTOR WILL RUN AT HIGH SPEED, BUT NOT (1) Disconnect motor connector. jumper wire between battery positive jump start ter- (a) If motor runs, go to Step 3. (3) If motor will not run on high speed, connect a jumper wire between battery positive remote cable (a) If motor runs, go to Step 4. (4) If wipers will not run at low speed, using an ohmmeter, check for open circuit. Check between ter- (5) If wiper will not run at the high speed, using an ohmmeter, check for an open circuit. Check (6) Check for faulty HI-LO wiper relay. WIPERS RUN AT HIGH SPEED WITH SWITCH IN (1) Disconnect motor connector. the battery positive jump start terminal and Pin B (3) Check for faulty HI-LO wiper relay. Check for crossed wires in harness from HI-LO relay to motor. (4) Disconnect J3 14-way connector from the BCM and remove the intermittent wiper relay. (5) Using an ohmmeter, check for short to ground Pin 8 of the J3 14–way connector. (6) If continuity to ground is present, repair as necessary. If no continuity to ground, replace the Fig. 6 Body Control Module 14-Way Connector Fig. 7 Body Control Module 22-Way Connector 1 – WHITE CONNECTOR JX WINDSHIELD WIPERS AND WASHERS 8K - 5 DIAGNOSIS AND TESTING (Continued) |