Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system
Toyota Corolla (E120): Cruise control system
- How to proceed with troubleshooting
- Pre–check
- Diagnostic trouble code chart
- Terminals of ecu
- Problem symptoms table
- Actuator motor circuit
- Actuator magnetic clutch circuit
- Actuator mechanical malfunction
- Open vehicle speed sensor circuit/ Vehicle speed signal abnormal
- Idle signal circuit
- Stop light switch circuit
- Electronically controlled transmission communication circuit
- Park/neutral position switch circuit
- Clutch switch circuit
- Ecu power source circuit
- Cruise control switch circuit
- Cruise main indicator light circuit
- Diagnosis circuit
Other materials:
Circuit description
The throttle position sensor is mounted in the throttle body and
detects the throttle valve opening angle.
When the throttle valve is fully closed, a voltage of approximately
0.3 To 1.0 V is applied to terminal vta of the ecm. The voltage
applied to terminal vta of the ecm increases in pro ...
Data list/active test
1. Data list
Hint:
using the data list displayed by the hand–held tester or the obd ii scan tool,
you can read the value of
the switches, sensors, actuators and so on without parts removal. Reading the
data list as a first step
of troubleshooting is one method to shorten diagnostic time.
...
Precaution
1. Precaution of headlight bulb replacement
if even a thin film of oil is left on the surface of the halogen
lamp, its service life will be shortened because
the lamp will be burn at a higher temperature.
handle any halogen lamp with great care. Dropping, hitting or
damagin ...