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Home >> Jeep >> 1996 >> Grand Cherokee Limited, 5.2 Y >> Repair and Diagnosis >> External Pages >> Different car >> Section 27 (Anti-Lock Brake System) >> Self-Diagnostic Tests >> Test 6A: Left Rear Wheel Speed Sensor

Test 6A: Left Rear Wheel Speed Sensor

WARNING: This page is about a different car, the 1994 Plymouth Sundance, 1994 Plymouth Acclaim, 1994 Dodge Spirit, 1994 Dodge Shadow, and 1994 Chrysler LeBaron. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: For connector terminal identification, refer to CONNECTOR IDENTIFICATION . For wiring diagrams, refer to WIRING DIAGRAMS .
  1. Using DRB, read fault messages. If DRB displays LR WSS CONTINUITY fault, go to TEST 8A. If DRB does not display LR WSS CONTINUITY fault, go to next step.
  2. Inspect left rear Wheel Speed Sensor (WSS) for damage. If left rear WSS is damaged, replace left rear WSS. Perform TEST VER-1A: SYSTEM VERIFICATION TEST . If left rear WSS is okay, go to next step.
  3. Inspect left rear tone wheel for damage (chipping or cracking). If tone wheel is damaged, replace tone wheel. Perform TEST VER-1A: SYSTEM VERIFICATION TEST . If tone wheel is okay, go to next step.
  4. Ensure ignition is off. On AA, AJ and AP bodies, access left rear WSS 2-pin connector by removing rear seat from vehicle and pulling carpeting back to expose connector. On AS body, access left rear WSS 2-pin connector by removing left rear trim panel. On all models, disconnect left rear WSS 2-pin connector. Using an external ohmmeter, check resistance between left rear WSS male connector terminals. If resistance is not 1000-4000 ohms, replace left rear WSS. Perform TEST VER-1A: SYSTEM VERIFICATION TEST . If resistance is 1000-4000 ohms, go to next step.
  5. Inspect condition of ABS wiring harness between Controller Anti-Lock Brake (CAB) and left rear WSS. If ABS wiring harness is damaged, repair as necessary. Perform TEST VER-1A: SYSTEM VERIFICATION TEST . If ABS wiring harness is okay, replace CAB. Perform TEST VER-1A: SYSTEM VERIFICATION TEST .
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