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Toyota Corolla Repair Manual: Onvehicle inspection

Toyota Corolla Repair Manual / Ignition / Onvehicle inspection

Notice

: cold and hot in these sentences express the temperature of the coils themselves. Cold is from 10 c (14 f) to 50 c (122 f) and hot is from 50 c (122 f) to 100 c (212 f).

1. Inspect ignition coil (with igniter) and spark test

  1.  confirm dtc.

    Notice

    : if dtc is indicated, carry out troubleshooting in accordance with the procedure on the following dtc.

  2.  check that the spark occurs.
  1. Remove the ignition coils (with igniter).
  2. Using a 16 mm (0.63 In) plug wrench, remove the spark plugs.
  3.  Install the spark plugs to each ignition coils (with igniter), and connect the ignition coil connectors.
  4.  Disconnect the 4 injector connectors.
  5.  Ground the spark plugs.
  6. Check if spark occurs while engine is being cranked.

Notice

:

Hint

: if the spark does not occur, do the test as follow.

  1.  using a 16 mm (0.63 In.) Plug wrench, install the spark plugs.

    Torque: 25 nvm (255 Kgfcm, 18 ftlbf)

  2.  install the ignition coil with igniter.

    Torque: 9.0 Nvm (92 Kgfcm, 80 in.Vlbf)

Ignition
Ignition system ...

Inspection
1. Spark plug Notice: never use a wire brush for cleaning. Never attempt to adjust the electrode gap on used spark plug. Spark plug should be replaced every 192,000 km (120,000 miles). ...

Other materials:

Wiper & washer
Preparation Sst Recomended tools Equipment ...

Inspection procedure
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Inspection
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