Suzuki Ignis Service Manual page 3763

8D-8 WINDOWS, MIRRORS, SECURITY AND LOCKS
Information Display Unit Symptom Diagnosis
NOTE:
This thermometer indicates the ambient temperature in front of the radiator. Under any one of the fol-
lowing listed conditions, however, even when the ambient temperature goes up, the thermometer dis-
play does not rise so as to correct the rise of the ambient temperature caused by the radiant heat of
the engine. When the ambient temperature drops, the thermometer reading follows the change in the
temperature.
Required Diagnosis Condition
• Turning the ignition switch on more than two hours after turning the ignition switch off
• At a vehicle speed of 30 km/h or higher (more than 30 seconds after the speed gets over 30 km/h)
• Ambient temperature between –30°C (–22°F) (exclusive) and 50°C (122°F) (exclusive)
If one or more of these conditions is (are) not satisfied, correct temperature will not be displayed.
Condition
No displaying of infor-
mation display unit
Incorrect thermome-
ter display
Thermometer and fuel
economy meter stay
displaying "– –".
Possible Cause
Fuse blown
Wiring and/or grounding faulty
Information display unit faulty
Outside air temperature sensor faulty
VSS signal faulty
Wiring and/or grounding faulty
Wiring and/or grounding faulty
Correction
Replace fuse to check for short.
Repair or replace.
Replace information display unit.
Inspect outside air temperature
sensor referring to "Outside Air
Temperature Sensor Inspection" in
this section. Replace if faulty.
Inspect VSS referring to "DTC
P0500 Vehicle Speed Sensor
(VSS) Malfunction" in Section 6.
Replace if faulty.
Repair or replace.
Repair or replace.