AUTO A/C DIAGNOSIS
HEATER, AIR CONDITIONING AND VENTILATION
55-20
STEP 7. Check the wiring harness between A/C-ECU
connector C-15 (terminals 20), C-16 (terminal 23) and
ambient air temperature sensor connector A-25 (terminals
1 and 2).
NOTE: Also check intermediate connector C-23 for loose, cor-
roded, or damaged terminals, or terminals pushed back in the
connector. If intermediate connector C-23 is damaged, repair or
replace the connector as described in GROUP 00E, Harness
Connector Inspection
P.00E-2
.
Q: Is the wiring harness between A/C-ECU connector C-15
(terminals 20), C-16(terminal 23) and ambient air
temperature sensor connector A-25 (terminals 1 and 2)
in good condition?
YES : Replace the A/C-ECU. Then go to Step 8.
NO : Repair the wiring harness. Then go to Step 8.
25DB076A
C-23
C-10
C-23
HARNESS SIDE
CONNECTORS: C-10,C-23
C-10 (B)
AC305210
A-25 (BR)
HARNESS SIDE
CONNECTOR: A-25
AP