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BLOWER ELECTRICAL
Step
1. Disconnect the power connector from the blower motor.
2. Check the resistance between the 2 terminal of the blower motor
1
connector and each step with the blower switch place each position.
Is the resistance within the specified value?
Replace the blower motor.
2
Is the repair complete?
Check the fuse SB7 (30 A) in the engine compartment fuse block.
3
Is the fuse blown?
Replace the fuse.
4
Is the repair complete?
1. Turn the ignition ON.
2. Use the short detector to locate the following possible short:
From the fuse SB7 (30 A) in engine compartment fuse block to the
blower motor.
5
From the blower motor to the blower resister block.
From the blower resister block to the blower speed switch.
Is there any short in the above positions?
Repair any short.
6
Is the repair complete?
1. Disconnect the power connector from the blower motor.
2. Use the test lamp to locate a possible short between the terminal 1
of the blower switch connectors and the terminals 6, 3, 5, 4 of the
7
blower switch connectors sequentially.
Does the test lamp light on at any terminal?
Replace the A/C controller switch.
8
Is the repair complete?
Replace the blower resistor.
9
Is the repair complete?
Check the ground of the blower motor and then repair as needed.
10
Is the repair complete?
HEATER & VENTILATION SYSTEM
REXTON SM - 2004.4
Action
10B-19
Yes
No
Go to Step 2
Go to Step 3
System OK
-
Go to Step 4
Go to Step 5
System OK
-
Go to Step 6
Go to Step 7
System OK
-
Go to Step 8
Go to Step 9
System OK
-
System OK
Go to Step 10
System OK
-
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
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