A description of the main areas of each circuit inspection is below.
| Item | Description |
| description | The major role, operation of the circuit and its component parts are explained. |
| Dtc no., Dtc detection condition, trouble area | Indicates the diagnostic trouble codes, diagnostic trouble code detection conditions, and trouble areas of a problem. |
| Wiring diagram | This shows a wiring diagram of the circuit.
Use this diagram together with electrical wiring diagram to thoroughly understand the circuit. |
| Inspection procedures | Use the inspection procedures to determine if the circuit is normal or abnormal. If abnormal, use the inspection procedures to determine whether the problem is located in the sensors, actuators, wire harnesses or ecu. |
| Inspection procedure connector illustrations |
|
Problem symptoms tableDtc check / clear
Check dtc (using intelligent tester)
Connect the intelligent tester (with can vim) to the
dlc3.
Turn the ignition switch on.
Read the dtcs by following the directions on the
tester screen.
Hint:
Refer to the intelligent tester operator's manual for
further details.
Chec ...
Ig2 relay
On-vehicle inspection
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
Remove ig2 relay
Remove the no. 1 Engine room re ...
Problem symptoms table
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms are
listed in order of probability in the "suspected area" column
of the table. Check each symptom by checking the suspected
areas in the order they are listed. Replace p ...