Blower Motor Is Inoperative At Low Speed (Position 1)<<C60>>
Step
| Action
| Value(s)
| Yes
| No
|
DEFINITION: Blower motor will operate at all speeds except
Low speed (Position 1).
|
1
| Were you sent here
from the HVAC Diagnostic System Check (C60)?
| --
|
Go to Step 2
| Go to
Diagnostic System Check
|
2
|
- Disconnect the HVAC Control Assembly connector C2.
- Disconnect the blower motor control module connector C1.
- Connect a fused jumper wire between terminal B and terminal H
of the HVAC Control Assembly connector C2.
- Turn the ignition switch to the ON position.
- Connect a test light between terminal B of the blower motor control
module connector C1 and ground.
Does the test light illuminate?
| --
|
Go to Step 4
|
Go to Step 3
|
3
| Locate and repair the open or high resistance in CKT 60.
Is the repair complete?
| --
|
Go to Step 7
| --
|
4
|
- Remove the fused jumper wire.
- Connect the HVAC Control Assembly connector C2.
- Turn the blower switch to the Low position.
- Turn the ignition switch to the ON position.
- Connect a test light between terminal B of the blower motor control
module connector C1 and ground.
Does the test light illuminate?
| --
|
Go to Step 6
|
Go to Step 5
|
5
| Replace the HVAC Control Assembly. Refer to
Control Assembly Replacement
.
Is the repair complete?
| --
|
Go to Step 7
| --
|
6
| Replace the blower motor control module. Refer to
Blower Motor Resistor Replacement
.
Is the repair complete?
| --
|
Go to Step 7
| --
|
7
|
- Clear any DTCs which may have set. Refer to Diagnostic Trouble Code (DTC) Clearing
.
- Operate the system in order to verify the repair.
Did you correct the condition?
| --
| System OK
| Go to
Diagnostic System Check
|