TROUBLE SYMPTOM CHART


Trouble symptom
Inspection procedure No.
Reference page
Communication with the M.U.T.-III is not possible
1

Cool air does not come
2

The blower does not work
3

The blower air volume cannot be changed
4

The inside/outside air changeover is impossible
5

The A/C compressor does not work <Petrol engine>
6

The A/C compressor does not work <Diesel engine>
7

The A/C indicator flashes
8

Outlet air temperature cannot be set
9

Air outlets changeover is impossible
10

A/C pressure sensor system
11

Blower motor power supply system
12

Heater control panel or A/C control panel power supply system
13

The PTC heater does not work <Diesel engine>
14

The buzzer does not sound
15
(Refer to GROUP 54A - Combination Meter ).