Toyota Corolla (E120) 2002–2008 Repair Manual / Service specifications / Engine control system
Toyota Corolla (E120): Engine control system
Service data

Torque specification

Other materials:
Check dlc3
The vehicle’s ecm uses the iso 9141–2 for communication
protocol. The terminal arrangement of the dlc3 complies
with sae j1962 and matches the iso 9141–2 format.
Hint:
if the display shows unable to connect to vehicle
when you have connected the cable of the obd ii scan tool or
the h ...
Power door lock control system
Symptom
Suspected area
All doors are not operated by driver’s door key cylinder
interlocked with key
Door lock control switch
Front door lock assy lh
Wire harness
Integration relay
Key confinement prevention function does ...
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.
  ...


