Toyota Celica 1986-1993 Repair Guide

Engine Oil Cooler



When draining the coolant, keep in mind that cats and dogs are attracted by the ethylene glycol antifreeze, and are quite likely to drink any that is left in an uncovered container or in puddles on the ground. This will prove fatal in sufficient quantity. Always drain the coolant into a sealable container. Coolant should be reused unless it is contaminated or several years old.

On models with an air bag, wait at least 30 seconds from the time that the ignition switch is turned to the lock position and the battery is disconnected before performing any further work.

3S-GTE Engine
  1. Disconnect the negative battery cable. Drain the cooling system.
  3. Remove the alternator and oil filter.
  5. Disconnect the water bypass hose from the oil cooler.
  7. Remove the oil cooler by removing the relief valve, plate washer and 2 nuts.
  9. Remove the 4 bolts and the oil cooler bracket.

To Install:

  1. Use new gaskets and O-rings. Install the oil cooler bracket. Torque the 4 bolts to 69 inch. lbs. (7.8 Nm).
  3. Temporarily install the water bypass pipe with the bolt.
  5. Apply a light coat of engine oil to the threads and under the head of the relief valve. Temporarily install 2 new gaskets and the oil cooler with the plate washer, relief valve and 2 nuts.
  7. Torque the relief valve to 58 ft. lbs. (78 Nm). Torque the bypass pipe nuts to 9 ft. lbs. (12 Nm). Torque the bypass pipe-to-oil c