Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Door courtesy switch circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check courtesy lamp switch

- Check the courtesy switch, as shown in the illustration and table.
Standard:



2 Check wire harness (integration relay door courtesy sw)

- Disconnect the integration relay and door courtesy connectors.
- check the continuity between the terminals of the integration relay and door courtesy switch connectors, as shown in the illustration and table.
Standard:


- Disconnect the each door courtesy switch connectors.
- check the continuity between the terminals of the integration relay and door courtesy switch connectors, as shown in the illustration and table.
Standard:



3 Check wire harness (tvip ecu luggage compartment light sw)

- Disconnect the tvip ecu and luggage comportment light switch connectors.
- check the continuity between the terminals of the tvip ecu and luggage compartment light switch connectors, as shown in the illustration and table.
Standard:



Proceed to next circuit inspection shown on problem symptoms table
Other materials:
Circuit description
Refer to dtc p0130
Dtc no.
Dtc detecting condition
Trouble area
P0134
After engine is warmed up, heated oxygen sensor (bank 1
sensor 1) output does not indicate rich (greater than 0.45 V)
even once when conditions (a), (b), (c), (d) and (e) continue for
...
Inspection procedure
Hint:
read freeze frame data using the hand–held tester or the obd ii scan tool.
Freeze frame data records the
engine conditions when a malfunction is detected. When troubleshooting, it is
useful for determining whether
the vehicle was running or stopped, the engine was warmed up or not, th ...
System description
The ecm uses signals from the vehicle speed sensor and crankshaft position
sensor to detect the actual
gear position (1st, 2nd, 3rd or o/d gear).
Then the ecm compares the actual gear with the shift schedule in the ecm memory
to detect the mechanical
trouble of the shift solenoid valves, th ...


