Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle / O/d main switch circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check harness and connector(transmission control switch – body ground)

- Disconnect the transmission control switch connector of shift lever assy.
- measure the resistance according to the value(s) in the table below.
Standard:



2 Inspect transmission control switch

- Measure the resistance according to the value(s) in the table below.
Standard:



3 Check harness and connector(transmission control switch – ecm)

- Connect the transmission control switch connector of shift lever assy.
- disconnect the ecm connector.
- measure the resistance according to the value(s) in the table below.
Standard:



Proceed to next circuit inspection shown on problem symptoms table
Other materials:
Overhaul
1. Drain brake fluid
Notice:
wash the brake fluid off immediately if it comes into contact with any painted
surface.
2. Remove air cleaner cap sub–assy
3. Remove brake master cylinder sub–assy
disconnect the brake fluid level switch connector from
master cylinder reservoir subâ ...
LTA (Lane Tracing Assist)
LTA functions
When driving on a road with
clear lane lines with the
dynamic radar cruise control
operating, lane lines and preceding
and surrounding vehicles
are detected using the
front camera and radar sensor,
and the steering wheel is
operated to maintain the vehicle's
lane position.
...
Inspection procedure
1 Inspect dlc3 terminal voltage(tc terminal)
Turn the ignition switch to on.
measure voltage between terminals tc and cg of dlc3.
Ok:
voltage: 10 – 14 v
2 Check harness and connector(dlc3 – body ground)
Check for open and short circuit in harness and connector betw ...


