Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Starter cut relay circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check relay (marking: starter cut)

- Inspect the relay continuity, as shown in the illustration and table.
Standard:



2 Check tvip ecu

- Disconnect the tvip ecu connector.
- turn the ignition switch position to the start.
- measure the voltage between the terminal of the ecu connector and the body ground, as shown in the illustration and table.
Standard:



Check and replace tvip ecu
Other materials:
Replacement
1. Remove engine under cover rh
2. Remove fan and generator v belt
3. Remove generator assy
Disconnect the wire clamp from the wire clip on the rectifire
end frame.
remove the rubber cap and nut, and disconnect the alternator
wire.
disconnect the alternator connecto ...
Inspection procedure
1 Inspect terminal voltage(idl)
Remove the cruise control ecu assy with connector still
connected.
disconnect the ecm connector.
turn the ignition switch to on.
measure voltage between terminal 13 (idl) of cruise control
ecu assy connector and body ground when the ...
Inspection procedure
1 Check p squib circuit(airbag sensor assy center – instrument
panel passenger airbag assy)
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connectors between the airbag sensor
assy center and the instrument panel ...


