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Home >> Toyota >> 2002 >> Landcruiser V8-4.7L (2UZ-FE) >> Repair and Diagnosis >> Heating and Air Conditioning >> Control Assembly >> Testing and Inspection >> Front Control Assembly
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Front Control Assembly

INSPECTION




1. w/o Navigation system:
INSPECT ILLUMINATION OPERATION
a. Connect the positive (+) lead from the battery to terminal A-10 and negative (-) lead to terminal A-11 then check that the illuminations lights up.
If operation is not as specified, check the faulty bulb.
b. Remove the bulb.




c. Apply the tester as shown in the illustration to the test for continuity.
If continuity exists, replace the heater control. If no continuity exists, replace the bulb.




2. w/o Navigation system:
INSPECT INDICATORS OPERATION
a. Connect the positive (+) lead from the battery to terminal A-1 and negative (-) lead to terminal A-22.
b. Check that the indicators light up while operate the switches.
If operation is not as specified, replace the heater control.

3. INSPECT A/C CONTROL ASSEMBLY CIRCUIT




4. w/ Navigation system:
INSPECT ILLUMINATION OPERATION
a. Connect the positive (+) lead from the battery to terminal 9 and negative (-) lead to terminal 20 then check that the illuminations lights up.
If operation is not as specified, check the faulty bulb.
b. Remove the bulb.




c. Apply the tester as shown in the illustration to the test for continuity.
If continuity exists, replace the heater control. If no continuity exists, replace the bulb.




5. w/o Navigation system:
INSPECT INDICATORS OPERATION
a. Connect the positive (+) lead from the battery to terminal 10 and negative (-) lead to terminal 8.
b. Check that the indicators light up while operate the switches.
If operation is not as specified, replace the heater control.

6. INSPECT A/C CONTROL ASSEMBLY CIRCUIT
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