Toyota Corolla (E120) 2002–2008 Repair Manual / Preparation / Power steering
Toyota Corolla (E120): Power steering
Preparation
Sst
Recomended tools
Equipment
Lubricant
Ssm
Other materials:
Diagnostic trouble code chart
Hint:
as for the vehicle for mexico, refer to repair manual 2003 corolla (pub. No.
Rm938u).
Parameters listed in the chart may not be exactly the same as your readings due
to the type of instrument
or other factors.
If a malfunction code is displayed during the dtc check in the check mod ...
Inspection procedure
1 Check security indicator light
Remove the security indicator.
check the indicator light, as shown in the illustration and
table.
Standard:
2 Check wire harness (tvip ecu security indicator)
Disconnect the tvip ecu and security indicator connectors.
...
Circuit description
The shift solenoid valve sl is turned ”on” and ”off” by signals from the ecm
in order to control the hydraulic
pressure operation, the lock–up relay valve, which then the controls operation
of the lock–up clutch.
Fail safe function:
if the ecm detects a malfunction, it turns the ...