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 hand–held 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.
- Warm up the engine.
- turn the ignition switch off.
- connect the obd ii scan tool or hand–held tester to the dlc3.
- turn the ignition switch to the on position.
- according to the display on tester, read the ”data list”.
2. Active test
Hint
: performing the active test using the hand–held 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.
- warm up the engine.
- turn the ignition switch off.
- connect the hand–held tester to the dlc3.
- turn the ignition switch to the on position.
- according to the display on tester, perform the ”active test”.
*: ”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:
Replacement
Hint: components:
1. Precaution
2. Disconnect battery negative terminal
3. Remove instrument panel sub–assy lower
Remove the screw from the glove compartment door
stopper sub–assy.
pull the instrument panel sub–assy lower to remove it.
4. Separate passenger airbag connecto ...
Speedometer sensor (atm)
Replacement
1. Remove air cleaner case
2. Remove air cleaner hose no.1
3. Remove speedometer sensor
disconnect the connector.
remove the bolt and speedometer sensor assembly.
remove the clip and driven gear from the speedometer
sensor.
4. Install speedometer sensor
...
Inspection procedure
1 Inspect dlc3 terminal voltage
Turn the ignition switch to on.
measure voltage between terminals 13 (tc) and 4 (cg) of
dlc3.
Ok:
voltage: 10 – 16 v
2 Check harness and connector(between cruise control ecu assy
and dlc3)
Check for open and short circuit in harness a ...