Air Mix Control Motor - Honda CR-V 1997 Service Manual

Troubleshooting
Air Mix Control Motor
Recirculation indicator light indicates Diagnostic Trouble Code (DTC) 1: A problem in th e air mix control motor ci rcuit.
The ai r mix control motor regulates the mixture of cool/hot air accordi ng to ou tputs from the heater control panel.
Self·dlagnosis circuit check indi-
cat es a p roblem In the air mix
cont rol motor circuit .
Check the air m ix cont rol m otor:
1. Disconnect the air mix control
motor 5P connector.
2.
Test the air mix control motor
"-
(see page
22-43),
Check the air m ix co ntrol linkage
and doors:
NO
1. Rem ove the air mix cont ro l
Is the air m ix control motor OK? . / moto r (see page 22-43),
2. Check the air mix control link-
YES
age and doors for smooth
movement.
I
Do the air mix contro l linkage and
NO
I
Repair t he air m ix control linkage
I
doo rs m ove smoothly?
I
or doors.
I
YES
Replace t he air m ix control mot or.
HEATER CONTROL PANEL 20P CONNECTOR
n GRY
f"5<"
PNK/ BLK
I BRN
Check for a short in the w ires:
1.
Remove the heater cont r ol
1
2
/ /
1 /
61 /
8
9 10
panel (see page 22,46).
11 12
13 14 15
16
17
18
19 20
2. Check
for contin uity betw een
body ground and t he heater
~""~
rm
contro l panel 20P connector
terminals No.1, 6, 9, 17 and
n
n n
18 individually.
-b-
7
~
Wire side of fema le terminals
Repa ir any short i n t he wi re(sl
"
YES
Is there conti nuity?
./
between the heater control panel
and the air mix eontrof motor.
NO
To page 22- 13
22-12