TERMINALS OF ECU
CHECK SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
*a | Component without harness connected (Skid Control ECU (Brake Actuator Assembly)) | - | - |
(a) Disconnect the A41 skid control ECU (brake actuator assembly) connectors.
(b) Measure the voltage and resistance according to the value (s) in the table below.
Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
---|---|---|---|---|
A41-14 (+BS) - Body ground | L - Body ground | Parking brake motor (parking brake actuator assembly) power supply | Always | 11 to 14 V |
A41-45 (IG1) - Body ground | V - Body ground | IG power supply | Engine switch on (IG) | 11 to 14 V |
A41-1 (GND1) - Body ground | W-B - Body ground | Ground | Always | Below 1 Ω |
A41-30 (GND2) - Body ground | W-B - Body ground | Ground | Always | Below 1 Ω |
A41-13 (MRR+) - Body ground | Y - Body ground | Parking brake motor RH (parking brake actuator assembly RH) (+) | - | - |
A41-12 (MRR-) - Body ground | R - Body ground | Parking brake motor RH (parking brake actuator assembly RH) (-) | - | - |
A41-3 (MRL+) - Body ground | B - Body ground | Parking brake motor LH (parking brake actuator assembly LH) (+) | - | - |
A41-2 (MRL-) - Body ground | L - Body ground | Parking brake motor LH (parking brake actuator assembly LH) (-) | - | - |
A41-38 (POL) - Body ground | L - Body ground | Electric parking brake switch indicator light | - | - |
A41-36 (SWI1) - Body ground | G - Body ground | Electric parking brake switch (electric parking brake switch assembly) | - | - |
A41-31 (SWO1) - Body ground | LG - Body ground | Electric parking brake switch (electric parking brake switch assembly) | - | - |
A41-41 (SWI2) - Body ground | W - Body ground | Electric parking brake switch (electric parking brake switch assembly) | - | - |
A41-39 (SWO2) - Body ground | R - Body ground | Electric parking brake switch (electric parking brake switch assembly) | - | - |
A41-27 (CANH) - Body ground | B - Body ground | CAN communication line H | - | - |
A41-43 (CANL) - Body ground | W - Body ground | CAN communication line L | - | - |
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Do-it-yourself
maintenance: 12-volt battery
Location
RX450h
The 12-volt battery is located in the
left-hand side of luggage compartment.
RX450hL
The 12-volt battery is located in the
left-hand side of luggage compartment.
Removing the 12-volt battery cover
RX450h
1. Lift the deck board and attach the hook.
2. Remove the cover af ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Audio And Visual System (for 8 Inch Display): Sound of Portable Player cannot be Heard from Speakers or Sound is Low
PROCEDURE 1. CHECK PORTABLE PLAYER SETTINGS (a) Check the portable player settings. (1) Check that the volume is not set to "0". (2) Check that mute is off. (b) Check that the sound of the portable player can be heard from the speakers. OK: Sound of the portable player can be heard from th ...