Toyota Corolla (E120) 2002–2008 Repair Manual / Ignition / On–vehicle inspection
Toyota Corolla (E120): 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
- confirm dtc.
Notice
: if dtc is indicated, carry out troubleshooting in accordance with the procedure on the following dtc.
- check that the spark occurs.
- Remove the ignition coils (with igniter).
- Using a 16 mm (0.63 In) plug wrench, remove the spark plugs.
- Install the spark plugs to each ignition coils (with igniter), and connect the ignition coil connectors.
- Disconnect the 4 injector connectors.
- Ground the spark plugs.
- Check if spark occurs while engine is being cranked.
Notice
:
- be sure to ground the spark plug, when checking.
- Replace the ignition coil when it is given an impact.
- Do not crank the engine for more than 2 seconds.
Hint
: if the spark does not occur, do the test as follow.
- using a 16 mm (0.63 In.) Plug wrench, install the spark plugs.
Torque: 25 nvm (255 Kgf·cm, 18 ft·lbf)
- install the ignition coil with igniter.
Torque: 9.0 Nvm (92 Kgf·cm, 80 in.Vlbf)
Other materials:
Engine assembly
Inspection
1. Inspect coolant
2. Inspect engine oil
3. Inspect battery
4. Inspect air cleaner filter element sub–assy
5. Inspect spark plug
6. Inspect fan and generator v belt
Hint:
you don’t need to check the belt deflection because auto tensioner is adopted.
7. Inspect ignition ti ...
Rear axle lh hub bolt
Replacement
Hint: components:
1. Remove rear wheel
2. Remove rear brake drum sub–assy
3. Remove rear axle lh hub bolt
Using sst and a hammer handle or an equivalent, remove
the lh hub bolt.
Sst 09628–10011
4. Install rear axle lh hub bolt
Install a washer and nut to a ...
Circuit description
A thermistor is built in the engine coolant temperature sensor and changes
the resistance value according
to the engine coolant temperature.
The structure of the sensor and connection to the ecm is the same as those of
the intake air temperature
sensor.
Hint:
if the ecm detects the dtc ...


