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Engine Coolant Temperature (ECT) Gauge: 3.5RL

  1. Check fuse No. 20 (20-amp) located in underdash fuse/relay box, in left kick panel. Turn ignition switch to OFF position. Remove engine cover. Disconnect Yellow/Green wire from Engine Coolant Temperature (ECT) sending unit. Sending unit is located in middle of engine.
  2. Using a jumper wire, ground ECT sending unit Yellow/Green wire. If ECT gauge pointer does not move, check for poor connections or open in Yellow/Green wire between ECT sending unit and ECT gauge. If wire is okay, replace ECT gauge. See INSTRUMENT CLUSTER  under REMOVAL & INSTALLATION. If ECT gauge pointer moves, check ECT sending unit. See ENGINE COOLANT TEMPERATURE (ECT) SENDING UNIT .
  3. When installing engine cover, tighten bolts in front of engine first and bolts and nuts on top of engine last. Tighten all nuts and bolts to 89 ft. lbs (10 N.m)
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