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Toyota Corolla Repair Manual: On–vehicle inspection

Toyota Corolla Repair Manual / Ignition / On–vehicle 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 Kgf·cm, 18 ft·lbf)

  2.  install the ignition coil with igniter.

    Torque: 9.0 Nvm (92 Kgf·cm, 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:

Circuit description
The rotary solenoid type idle air control (iac) valve is located under the throttle body and intake air bypassing the throttle valve flows into the iac valve through the passage. In this way the intake air volume bypassing the throttle valve is regulated, controls the engine speed. The ...

Inspection procedure
1 Check side air bag sensor assy lh Sst 09843–18040 Connect the negative (–) terminal cable to the battery, and wait at least for 2 seconds.  turn the ignition switch to on, and wait at least for 20 seconds.  clear the dtc stored in memory .  turn the ignition switch ...

Radiator assy
Replacement 1. Drain coolant 2. Separate radiator hose inlet 3. Separate radiator hose outlet 4. Separate oil cooler inlet tube no.1 5. Separate oil cooler outlet tube no.1 6. Remove radiator assy  disconnect the fan motor connector.  disconnect two clamps for wire–harness from ...

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