Operation CHARM: Car repair manuals for everyone.
Home >> Lexus >> 1998 >> GS 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Heating and Air Conditioning >> Condenser Fan >> Testing and Inspection
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Condenser Fan: Testing and Inspection

1. INSPECT CONDENSER FAN OPERATION
Inspect the fan operation, as shown in the chart.




Test conditions:
^ Ignition switch ON
^ Blower speed control switch position "HI"
^ Temperature control dial at "MAX. COOL"
^ Install manifold gauge set"
^ A/C switch ON
If operation is not as specified, proceed to the next inspection.

2. INSPECT CONDENSER FAN MOTOR OPERATION
a. Disconnect the fan connector.




b. Connect the positive (+) lead from the battery to terminal 2 and negative (-) lead to terminal 1 then check that motor operations smoothly.
^ If operation is not as specified, replace the fan motor.
^ If operation is as specified, check the pressure switch, cooling fan relays and engine coolant temp. switch.
pro multis · About Operation CHARM