Toyota Corolla (E120): Inspection procedure
1 Input signal check
- See input signal check on page 05–745.
- check indicator light operation when driving with vehicle
speed above 40 km/h (25 mph), and with vehicle speed
below 40 km/h (25 mph).
Ok: vehicle speed above 40 km/h (25 mph): indicator light blinks vehicle speed below 40 km/h (25 mph): indicator light stays on
2 Check speedometer circuit
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:
Circuit description
The variable valve timing (vvt) system includes the ecm, the oil control
valve (ocv) and the vvt controller.
The ecm sends a target ”duty–cycle” control signal to the ocv. This control
signal, applied to the ocv,
regulates the oil pressure supplied to the vvt controller. Camshaft timin ...
Listening to a USB memory device
Connecting a USB memory device enables you to enjoy music from the vehicle
speakers.
Touch “USB” on the audio source selection screen.
Connecting a USB memory device
Audio control screen
Pressing the “AUDIO” button displays the audio control screen from any screens
of the selected so ...
Coolant
Replacement
1. Drain coolant
Caution:
to avoid the danger of being burned, do not remove the radiator
cap while the engine and radiator are still hot, as fluid
and steam can be blown out under pressure.
remove the radiator cap.
loosen the radiator and engine drain plugs, a ...