Chrysler Conquest 1988 Service Manual page 937

AIR CONDITIONING - Troubleshootina
24-61
SELF-DIAGNOSIS INDICATIONS
io,de Diagnosis display pattern Malfunction
(AK condition)
Probable cause Failsafe
0 Normal
-
-
'Zv" m Continuous
2
Open or shorted
l
Disconnected interior
Set interior temper-
interior temper- temperature sensor connector
ature sensor input
ature sensor
l
Open or shorted internal wir- signal at 25°C
1;; Jjl nn m ;;",",';i",rw;;;gnsor . ;fe;yrt;;~;t;d~~s~;n (77°F)
interior temperature sensor
circuit or disconnected
connector
3
Open or shorted
l
Disconnected foot area
Set foot area temper-
foot area temper-
temperature sensor connector ature sensor input
ature sensor
l
Open or shorted internal wir-
signal at 25°C
'zt J/Jfj nM 1 Et!iLftJ)!$ier- . ~%&Sothaor~~~"~~ (77"F)
foot area temperature sensor
circuit or disconnected
connector
4
Open or shorted
l
Disconnected thermistor
Set thermistor
wiring of thermistor connector
input signal at 1 "C
1;;
mn nm c&r-LnlkokoJ;ulty
l
Open or shorted internal
(33.8"F) and turn
wiring of thermistor
off compressor
l
Open or shorted harness in
thermistor circuit or
disconnected connector
6 Open or shorted
l
Disconnected blend air damper Set blend air damper
blend air damper potentiometer connector
at MAX HOT position
potentiometer
l
Open or shorted internal
circuit or faulty
wiring of blend air damper
I:; mfl
t&y$??;;y n r
potentiometer
l
Open or shorted harness in
blend air damper poten-
tiometer circuit or discon-
nected connector
l~~~~~~;;stantly ~~tr~"luf$ure Of
l
Replace control unit
-
12v
ov
Constantly
ov
NOTE
1. Code Nos. 1, 5, 7 and 8 are intentionally omitted.
2. If two or more troubles are caused at the same time, one with the largest code No. is displayed,
3. The contents of troubles are stored until the ignition switch is turned off.