Chrysler Town and Country 2003 Owner's Manual page 288

AUTOMATIC TEMPERATURE CONTROL
*FRONT BLOWER MOTOR INOPERATIVE —
TEST
12 Turn the ignition off.
Disconnect the Front Blower Power Module C1 harness connector.
Disconnect the Front Blower Power Module C2 harness connector.
Connect a jumper wire between the Fused Front Blower Motor Relay Output circuit
in the Front Blower Power Module C1 harness connector and the DB wire in the
Front Blower Power Module C2 harness connector.
Connect a jumper wire between the Ground circuit in the Front Blower Power
Module C1 harness connector and the DB/YL wire in the Front Blower Power Module
C2 harness connector.
Turn the ignition on.
Does the Blower Motor operate at full speed?
Yes → Replace the Front Blower Power Module in accordance with the
→ Replace the Blower Motor in accordance with the Service Infor-
No
13 Turn the ignition off.
Remove the Front Blower Motor Relay from the IPM.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Using a 12-volt test light connected to ground, probe cavity 30 of the Front Blower
Motor Relay connector.
Does the test light illuminate brightly?
Yes → Go To 14
→ Replace the IPM in accordance with the Service Information.
No
14 Turn the ignition off.
Remove the Front Blower Motor Relay from the IPM.
Remove IPM Fuse #10.
Measure the resistance between cavity 87 of the Front Blower Motor Relay connector
and IPM Fuse #10 (power input cavity).
Is the resistance below 5 ohms?
Yes → Go To 15
→ Replace the IPM in accordance with the Service Information.
No
ACTION
Service Information.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
mation.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
With the DRBIII , reset the ATC after repair is complete.
Perform BODY VERIFICATION TEST - VER 1.
Continued
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APPLICABILITY
All
All
All