wsm L503 Workshop Manual page 599

L3130 · L3430 · L3830 · L4630 · L5030, WSM
A/C Blower Motor Test
1. Remove the outer roof.
2. Turn the blower motor (2) by hand and check whether it turns
smoothly.
3. Disconnect the connector (1) of blower motor (2).
4. Connect a jumper lead from battery (3) positive terminal to
terminal B.
5. Connect a jumper lead from battery negative terminal to terminal
E momentarily.
6. If the blower motor does not run, check the motor.
(1) Blower Motor Connector
(2) Blower Motor
A/C Blower Resistor
1. Remove the outer roof.
2. Disconnect the 4P connector (1) for A/C blower resistor (2).
3. Measure the resistance with an ohmmeter across the terminal
Me and terminal Hi, and across the terminal Lo and terminal Hi.
4. If the factory specifications are not indicated, A/C blower resistor
is faulty.
Terminal Me –
Terminal Hi
Factory
Resistance
spec.
Terminal Lo –
Terminal Hi
(1) A/C Blower Resistor Connector
A/C Switch
1. Remove the outer roof, and disconnect the A/C switch connector
(2).
2. Perform the following checkings 1) and 2).
(1) A/C Switch
10-S33
(3) Battery (12 V)
W1018829
Approx. 0.7 Ω
Approx. 1.5 Ω
(2) A/C Blower Resistor
W1019107
(2) A/C Switch Connector
W1019584
KiSC issued 02, 2007 A
CABIN