Toyota Corolla (E120): The ambient temperature does not display

Wiring diagram

Inspection procedure

Inspection procedure

1 Inspect outer ambient temperature sensor

  1. Remove cooler (ambient temp. Sensor) thermistor.
  2.  measure resistance between terminals 1 and 2 of cooler (ambient temp. Sensor) thermistor connector at each temperature.

    Resistance:
    at 0 c (0 f) : 9.097 – 9.701 KΩ at 25 c (77 f) : 2.725 – 2.865 KΩ

Hint

: as the temperature increases, the resistance decreases.

Resistance:

2 Check harness and connector

2 Check harness and connector

Check and replace combination meter assy

Check and replace combination meter assy

    Share this page:

    Other materials:

    Circuit description
    When the ignition switch is turned on, battery positive voltage is applied to the coilwhich closes the contacts of the efi main relay (marked: efi) and supplies power to terminal +b of the ecm. This signal causes current to flow to the coil, closing the contacts of the efi relay and supplyin ...

    Content of driving information
    ■ Display items Fuel economy Eco Driving Indicator/Driving range ■ Fuel economy Use the displayed values as a reference only. Current fuel consumption Displays instantaneous current fuel consumption. Average fuel economy (after reset) To reset the average fuel economy display, press ...

    Rear door belt moulding assy lh
    Replacement Hint: the installation procedures are the removal procedures in reverse order. Use the same procedures for the rh side and lh side. 1. Remove rear armrest assy lh 2. Remove power window regulator switch assy rear (w/ power window) 3. Remove rear door window regulator han ...