Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / Data list/active test
Toyota Corolla (E120): 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.
Other materials:
On–vehicle inspection
1. Inspect front axle hub bearing
remove the front wheel.
separate the front disc brake caliper assy .
remove the front disc.
inspect the bearing backlash.
Using a dial indicator, check the backlash near the
center of the axle hub.
Maximum: 0.05 Mm (0. ...
Replacement
Hint: components:
1. Precaution
2. Disconnect battery negative terminal
3. Remove horn button assy
Place the front wheels facing straight ahead.
using a torx socket wrench (t30), loosen the 2 torx
screws until the groove along the screw circumference
catches on the screw ca ...
Description
When troubleshooting obd ii vehicles, the only difference
from the usual troubleshooting procedure is that you
need to connect the vehicle to the obd ii scan tool complying
with sae j1978 or the hand–held tester, and read
various data output from the vehicle’s ecm.
Obd ii regulation ...


