Rear Blower Motor Speeds Incorrect - Mtc - Chrysler Town and Country 2003 Owner's Manual

Symptom:

*REAR BLOWER MOTOR SPEEDS INCORRECT - MTC

REAR BLOWER REAR CONTROL SWITCH
REAR BLOWER MOTOR DRIVER CIRCUIT(S) SHORTED TO GROUND
A/C - HEATER CONTROL MODULE
REAR BLOWER REAR CONTROL SWITCH
REAR BLOWER MOTOR DRIVER CIRCUIT(S) SHORTED TO VOLTAGE
REAR BLOWER MOTOR FRONT CONTROL FEED CIRCUIT SHORTED TO VOLTAGE
REAR BLOWER DRIVER CKT(S) SHORTED TO REAR BLOWER FRONT CONTROL FEED CKT
REAR BLOWER MOTOR DRIVER CIRCUITS SHORTED TOGETHER
A/C - HEATER CONTROL MODULE
REAR BLOWER MOTOR DRIVER CIRCUIT(S) OPEN
REAR BLOWER MOTOR RESISTOR BLOCK
TEST
1 Turn the Rear Blower switch on the A/C - Heater Control Module off.
Turn the ignition on.
Turn the Power switch on the A/C - Heater Control Module on.
Does the rear blower run?
Yes → Go To 2
→ Go To 4
No
2 Turn the Rear Blower switch on the A/C - Heater Control Module off.
Turn the Power switch on the A/C - Heater Control Module off.
Turn the ignition off.
Disconnect the Rear Blower Rear Control Switch C1 harness connector.
Turn the ignition on.
Turn the Power switch on the A/C - Heater Control Module on.
Does the rear blower run?
Yes → Go To 3
→ Replace the Rear Blower Rear Control Switch in accordance with
No
POSSIBLE CAUSES
ACTION
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
583
HEATING & A/C
APPLICABILITY
All
All