Toyota Corolla (E120): Problem symptoms table

The suspected circuits or parts for each problem symptom are shown in the table below. Use this table to troubleshoot the problem when a normal code is displayed in the diagnostic trouble code chart but the problem is still occurring. Numbers in the table indicate the order in which the circuits or parts should be checked.

Hint: when the problem is not detected by the diagnostic system even though the problem symptom is present, it may be that the problem is occurring outside the detection range of the diagnostic system.

Circuit inspection

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    Overhaul
    1. Remove generator pulley Sst 09820–63010 (09820–06010, 09820–06020) Hint: Hold sst 1 – a with a torque wrench, and tighten sst 1 – b clockwise to the specified torque. Torque: 39 nvm (398 Kgf·cm, 29 ft·lbf) Notice: check that sst is secured to the rotor shaft. ...

    On–vehicle 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 ...

    Body panel sealing areas
    Be sure to apply body sealer to the body panel joints and door edges (tip of outer panel folded part), etc., To waterproof and rustproof them. Hint:  apply degreasing agent to a clean cloth and clean the sealer application areas. After removing the applied spot sealer from the se ...