Toyota Highlander manuals

Toyota Highlander Service Manual: On-vehicle inspection

NOTICE: In this section, the terms "cold" and "hot" refer to the temperature of the coils. "Cold"means approximately -10 C (14 F) to 50 C (122 F). "Hot" means approximately 50 C (122 F) to 100 C (212 F).

1. INSPECT IGNITION COIL ASSY (WITH IGNITER) AND PERFORM SPARK TEST

(a) Check for DTCs.

NOTICE: If a DTC is present, perform a troubleshooting in accordance with the procedure for that DTC.

(b) Check if sparks occur.

  1.  Remove the engine cover No. 1 (see page 14-24 ).
  2.  Remove the ignition coils.
  3.  Using a 16 mm (0.63 in.) plug wrench, remove the spark plugs.
  4.  Install the spark plugs to each ignition coil and connect the ignition coil connectors.
  5.  Disconnect the 4 injector connectors.
  6.  Ground the spark plugs.
  7.  Check if sparks occur at each spark plug while the engine is being cranked.

NOTICE:

If the sparks do not occur, do the following test:

INSPECT IGNITION COIL ASSY (WITH IGNITER) AND PERFORM SPARK TEST


INSPECT IGNITION COIL ASSY (WITH IGNITER) AND PERFORM SPARK TEST


  1. Using a 16 mm (0.63 in.) plug wrench, install the spark plugs.

    Torque: 19 NVm (194 kgfVcm, 14 ftVlbf)

  2.  Install the ignition coils.

    Torque: 9.0 NVm (92 kgfVcm, 80 in.Vlbf)

  3.  Install the engine cover No. 1.

    Torque: 9.0 NVm (92 kgfVcm, 80 in.Vlbf)

Ignition system (2AZ-FE)
...

Inspection
NOTICE: In this section, the terms "cold"and "hot" refer to the temperature of the coils. "Cold" means approximately -10 C (14 F) to 50 C (122 F). "Hot" means approximately 50 C (122 F) to 100 C ...

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Chain (2AZ-FE)
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