Toyota Tacoma manuals

Toyota Corolla Repair Manual: Onvehicle inspection

1. Inspect pressure switch no.1.

  1. Magnetic clutch control: inspect pressure switch operation.
  1.  Set on the manifold gauge set.
  2.  Connect the positive (+) lead from the ohmmeter to terminal 4 and the negative () lead to terminal 1.
  3.  Check continuity between terminals when refrigerant pressure is changed, as shown in the illustration.

If operation is not as specified, replace the pressure switch.

  1. Cooling fan control: inspect pressure switch operation.
  1. Connect the positive (+) lead from the ohmmeter to terminal 2 and the negative () lead to terminal 3.
  2.  Check continuity between terminals when refrigerant pressure is changed, as shown in the illustration.

If operation is not as specified, replace the pressure switch.

2. Cooler compressor assy w/magnetic clutch

  1.  connect the positive (+) lead from the battery to terminal and the negative () lead to the body ground.
  2.  check that the magnetic clutch energized.

If operation is not as specified, replace the magnet clutch assy.

Precaution
1. Do not handle refrigerant in an enclosed area or near an open flame 2. Always wear eye protection 3. Be careful not to get liquid refrigerant in your eyes or on your skin If liquid refr ...

Inspection
1. Cooler thermistor no.1 Check resistance between terminals 1 and 2 of cooler thermistor no. 1 At each temperature, as shown in the chart. Resistance: If resistance value is not ...

Other materials:

Setting speed dials
1 Select Add SD using . 2 Select the desired data using . 3 Press and hold the desired preset button (from to ). For details about setting speed dials from the call history: For details about deleting speed dials: ...

Terminals of ecu
Oscilloscope wave (*1) Hint: terminal: od gnd gauge set: 5 v / div, 50 ms / div condition: during cruise control driving o/d switch on. ...

Onvehicle inspection
1. Inspect refrigerant pressure with manifold gauge set  this is a method in witch the trouble is located by using a manifold gauge set. Read the manifold gauge pressure when the these conditions are established. Test conditions: temperature at the air inlet with the switch set ...

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