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Home >> Lexus >> 2007 >> RX 400h AWD V6-3.3L (3MZ-FE) Hybrid >> Repair and Diagnosis >> Heating and Air Conditioning >> Relays and Modules - HVAC >> Control Module HVAC >> Service and Repair
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Control Module HVAC: Service and Repair

Air Conditioning Amplifier:




AIR CONDITIONING AMPLIFIER

REMOVAL

1. REMOVE CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE FRONT DOOR SCUFF PLATE RH
3. REMOVE COWL SIDE TRIM RH SUB-ASSEMBLY
4. REMOVE INSTRUMENT PANEL UNDER COVER NO.2 SUB-ASSEMBLY
5. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY
6. REMOVE HYBRID VEHICLE CONTROL ECU
7. REMOVE AIR CONDITIONER AMPLIFIER ASSEMBLY




a. Disconnect the connectors.
b. Remove the 2 nuts and air conditioner amplifier assembly.

INSTALLATION

1. INSTALL AIR CONDITIONER AMPLIFIER ASSEMBLY




a. Install the air conditioner amplifier assembly with the 2 nuts.

2. INSTALL HYBRID VEHICLE CONTROL ECU
3. INSTALL GLOVE COMPARTMENT DOOR ASSEMBLY
4. INSTALL INSTRUMENT PANEL UNDER COVER NO.2 SUB-ASSEMBLY
5. INSTALL SIDE TRIM RH SUB-ASSEMBLY
6. INSTALL FRONT DOOR SCUFF PLATE RH
7. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
8. PERFORM INITIALIZATION

NOTE: Some systems need initialization when disconnecting the cable from the negative battery terminal.
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