Toyota Tacoma manuals

Toyota Corolla Repair Manual: Data list/active test

1. Data list

Hint

: according to the data list displayed by the obd ii scan tool or handheld tester, you can read the value of the switch, sensor, actuator and so on without parts removal. Reading the data list as the first step of troubleshooting is one method to shorten labor time.

  1. Warm up the engine.
  2.  turn the ignition switch off.
  3.  connect the obd ii scan tool or handheld tester to the dlc3.
  4.  turn the ignition switch to the on position.
  5.  according to the display on tester, read the data list.

2. Active test

2. Active test

Hint

: performing the active test using the handheld tester allows the relay, vsv, actuator and so on to operate without parts removal. Performing the active test as the first step of troubleshooting is one method to shorten labor time.

It is possible to display the data list during the active test.

  1.  warm up the engine.
  2.  turn the ignition switch off.
  3. connect the handheld tester to the dlc3.
  4.  turn the ignition switch to the on position.
  5.  according to the display on tester, perform the active test.

*: Line press up in the active test is performed to check the line pressure

*: Line press up in the active test is performed to check the line pressure changes by connecting the sst to the automatic transaxle, which is used in the hydraulic test as well.

Hint

: the pressure values in active test and hydraulic test are different from each other.

Terminals of ecm
*1: W/ cruise control ...

Definition of terms
Term Definition Monitor description Description of what the ecm monitors and how it detects malfunctions (monitoring purpose and its details). Related dtcs ...

Other materials:

Inside vehicle
General maintenance Performing these maintenance checks on the vehicle in the owners responsibility. The owner may perform the maintenance or take the vehicle to a service center. Check the parts of the vehicle described below on a daily basis. In most cases, special tool are not required ...

Circuit description
When driving uphill under cruise control, in order to reduce the number of shifting due to onoff overdrive operation and to provide smooth driving, when down shifting in the electronically controlled transmission occurs, a signal to prevent upshift until the end of the uphill slope is sent fr ...

Circuit description
When a misfire occurs in the engine, hydrocarbons (hc) enter the exhaust in high concentrations. If this hc concentration is high enough, there could be an increase in exhaust emissions levels. High concentrations of hc passing through the catalyst also cause to temperature of the catalyst to ...

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