Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Combination meter / The ambient temperature does not display
Toyota Corolla (E120): The ambient temperature does not display
Wiring diagram

Inspection procedure
1 Inspect outer ambient temperature sensor

- Remove cooler (ambient temp. Sensor) thermistor.
- 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


Check and replace combination meter assy
Other materials:
If your vehicle overheats
The following may indicate
that your vehicle is overheating.
The engine coolant temperature
gauge is in the red zone or a loss
of engine power is experienced.
(For example, the
vehicle speed does not
increase.)
"Engine Coolant Temp High
Stop in a Safe Place See
Owner's Manual" is shown
on ...
Exterior/interior trim
Preparation
Recomended tools
Equipment
Vehicle control system
Preparation
Recomended tools
...
Circuit description
The p/t squib (lh) circuit consists of the airbag sensor assy center and seat
belt pretensioner (lh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0135/73 is recorded when a short is detected in the p/t squib (lh) circuit.
Wiring diagram
...


