Toyota Corolla (E120): Wiring diagram
1 Inspect terminal voltage(pi) (a) turn

- Turn the ignition switch to on.
- measure voltage between terminal 5 (pi) of cruise control
ecu assy and body ground, when the cruise control main
switch button is on and off.
Ok:



2 Inspect combination meter assy


3 Check harness and connector(between cruise control ecu assy and combination meter assembly)
- Check for open and short circuit in harness and connector between cruise control ecu assy and combination meter assembly


Check and replace cruise control ecu assy
Other materials:
Auto connection
To turn auto connection mode on, set “Bluetooth* Power” to on.
When you register a phone, auto connection will be activated. Always set it to
this mode and leave the Bluetooth® phone in a place where a connection can be established.
When the engine switch is turned to ACCESSORY or ON <IG ...
Replacement
Hint: components:
1. Precaution
2. Disconnect battery negative terminal
3. Remove parking brake hole cover sub–assy
4. Remove floor shift shift lever knob sub–assy (m/t transaxle)
5. Remove shifting hole cover sub–assy (m/t transaxle)
6. Remove console panel upper
7. Remove conso ...
Inspection procedure
1 Check p/t squib(lh) circuit(airbag sensor assy center – front seat
outer belt assy lh)
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 seat belt pretensio ...


