Lexus NX: General

 DC/DC Converter Step Up Voltage Performance (P0CA3-442)

DTC SUMMARY MALFUNCTION DESCRIPTION This DTC indicates that it has been detected that the VH voltage cannot be boosted as commanded due to malfunction of the boost converter system. The cause of this malfunction may be one of the following: Internal inverter malfunction Inverter with converter as

 Disassembly

DISASSEMBLY PROCEDURE 1. REMOVE AIR CONDITIONING RADIATOR ASSEMBLY (a) Disconnect the No. 1 blower damper servo sub-assembly connector. (b) Detach the 3 clamps and remove the air conditioning harness assembly. (c) Remove the 2 screws. (d) Detach the 2 claws and remove t