Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Relay

On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT PTC HEATER RELAY

(a) Measure the resistance according to the value(s) in the table below.

*a

Component without harness connected

(PTC HTR NO. 1)

*b

Component without harness connected

(PTC HTR NO. 2)

*c

Component without harness connected

(PTC HTR NO. 3)

-

-

Standard Resistance:

Tester Connection

Condition

Specified Condition

3 - 5

Battery voltage not applied between terminals 1 and 2

10 kΩ or higher

3 - 5

Battery voltage applied between terminals 1 and 2

Below 1 Ω

  • If the result is not as specified, replace the PTC heater relay.
    Installation
    INSTALLATION PROCEDURE 1. INSTALL PIPING CLAMP (a) for Low Pressure: (1) Remove the vinyl tape from the open ends of the No. 2 air conditioner tube and accessory assembly and suction hose sub-assembly ...

    Room Temperature Sensor (for Front)
    ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle System: Shift Paddle Switch Circuit
    DESCRIPTION When the shift lever is in D, operating the "-" (down shift) shift paddle switch will cause the transaxle to enter fixed range mode which restricts the highest gear. By operating the "+" (up shift) or "-" (down shift) shift paddle switch, the gear can be changed. When the vehicle is bein ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Differential Oil Seal (for Rh Side): Components
    COMPONENTS ILLUSTRATION *1 FRONT DRIVE SHAFT OIL SEAL RH *2 TRANSAXLE CASE OIL SEAL ● Non-reusable part MP grease ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2025 Copyright www.lexusrx.net
    0.0179