Mitsubishi 1992 3000GT, Service Manual

Page: 1280 / 1308

FULL AUTO AIR CONDITIONING Troubleshooting
READING THE “CIRCUIT AND UNIT CHECK”
of interior temperature air inlet sensor, and air circuits
Troubleshooting Hints
l
No. 11. 12 [Fix temperature sensor input signal at
No. 13. 14 [F
IX
sensor input signal at 15°C
No. 21. 22 [Fix sensor input signal at
-2°C
I -
* conditioning control unit terminal voltages
No. name Terminal voltage
Connectors are keyed
by terminal numbers.
I 55
Air inlet sensor Temperature at sensor (77°F) (4
I
60 sensor power Normally
temperature Temperature at sensor 25°C 2.3 2.9 V
sensor
67 A
U
then-no sensor Temperature at sensor 25°C (77°F) 2.3 2.9 V
when air OFF
Indicates the on-board
diagnostic output code
number and system
condition when the
code is output.
Indicatesthe terminal
ber to be checked. indicates the condition at
terminal check.
Indicates the specification
no condition is given in
specification value given.
TSB Revision