Diesel Data: Automotive Repair

On-Vehicle Inspection

ON-VEHICLE INSPECTION (From July 2003)

NOTE: 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.

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

b. Check if sparks occur.
1. Remove the engine cover No. 1
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.

NOTE: Do not crank the engine for more than 2 seconds.

Part 1:




Part 2:




If the sparks do not occur, perform the test

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

Torque: 19 N.m (194 kgf.cm, 14 ft.lbf)

9. Install the ignition coils.

Torque: 9.0 N.m (92 kgf.cm, 80 in.lbf)

10. Install the engine cover No. 1.

Torque: 7.0 N.m (71 kgf.cm, 62 in.lbf)