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:
How to proceed with troubleshooting
Hint:
troubleshooting of the wireless door lock control system is based on
the premise that the power door
lock system is operating normally. Therefore, before troubleshooting the
wireless door lock control system,
first make certain that the the power door lock system is operating
...
Circuit description
The ignition switch provides circuit power and the ecm provides the circuit
ground that illuminates the mil.
Mil operation is checked visually:
it should be illuminated when the ignition is first turned on. If the mil is off
all of the time or on all of the time,
use the procedure below to ...
Circuit description
Refer to dtc p0335
Dtc no.
Dtc detection condition
Trouble area
P0016
Deviation in crankshaft position sensor signal and camshaft
position sensor signal (2 trip detection logic)
Mechanical system (timing chain has jumped a tooth, chain
stretch ...