Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Right Electric Parking Brake Actuator Control Circuit Open (C061013)

Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual / Brake / Parking Brake / Electric Parking Brake System / Right Electric Parking Brake Actuator Control Circuit Open (C061013)

DESCRIPTION

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

Note

C061013

Right Electric Parking Brake Actuator Control Circuit Open
  • Diagnosis Condition:

    Electric parking brake not operating

  • Malfunction Status:

    The ECU power supply is normal but there is a malfunction in the electric parking brake actuator RH internal circuit (open).

  • Detection Time:

    Approximately 1 second
  • Parking brake actuator assembly RH
  • No. 1 parking brake wire assembly
  • Wire harness or connector
  • Skid control ECU (brake actuator assembly)

DTC stored

An electric parking brake system malfunction is displayed on the multi-information display.

WIRING DIAGRAM

Click here

CAUTION / NOTICE / HINT

NOTICE:

  • The electric parking brake may still operate up to 20 seconds after the engine switch is turned off. Before disconnecting connectors or fuses, turn the engine switch off and wait 20 seconds or more.
  • After replacing the skid control ECU (brake actuator assembly), perform "Calibration".

    Click here

  • When replacing the skid control ECU (brake actuator assembly), operate the electric parking brake switch (electric parking brake switch assembly) as the parking brake indicator light blinks (red) when the engine switch is first turned on (IG).

PROCEDURE

1.

INSPECT NO. 1 PARKING BRAKE WIRE ASSEMBLY

(a) Turn the engine switch off.

(b) Make sure that there is no looseness at the locking part and the connecting part of the connectors.

OK:

The connector is securely connected.

(c) Disconnect the oR1 and o1 No. 1 parking brake wire assembly connectors.

(d) Check both the connector case and the terminals for deformation and corrosion.

OK:

No deformation or corrosion.

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

*a

Front view of No. 1 Parking Brake Wire Assembly

*b

(to wire harness connector)

*c

(to Parking Brake Actuator Assembly RH)

-

-

Standard Resistance:

Tester Connection

Condition

Specified Condition

oR1-1 - o1-2 (MRR+)

Always

Below 1 Ω

oR1-1 - Other terminals

Always

10 kΩ or higher

oR1-2 - o1-1 (MRR-)

Always

Below 1 Ω

oR1-2 - Other terminals

Always

10 kΩ or higher
NG

REPLACE NO. 1 PARKING BRAKE WIRE ASSEMBLY
OK

2.

CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) - PARKING BRAKE ACTUATOR ASSEMBLY RH)

(a) Turn the engine switch off.

(b) Make sure the No. 1 parking brake wire assembly is securely installed.

(c) Disconnect the A41 skid control ECU (brake actuator assembly) connector.

(d) Disconnect the o1 parking brake actuator assembly RH connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A41-13 (MRR+) - o1-2 (MRR+)

Always

Below 1 Ω

A41-12 (MRR-) - o1-1 (MRR-)

Always

Below 1 Ω
NG

REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

3.

INSPECT PARKING BRAKE ACTUATOR ASSEMBLY RH

(a) Remove the parking brake actuator assembly RH.

Click here

(b) Inspect the parking brake actuator assembly RH.

Click here

OK

REPLACE SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)

NG

REPLACE PARKING BRAKE ACTUATOR ASSEMBLY RH

    Right Electric Parking Brake Actuator Control Circuit Short to Battery (C061012)
    DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C061012 Right Electric Parking Brake Actuator Control Circuit Short to Battery Diagnosis Con ...

    Right Electric Parking Brake Actuator Control Circuit Short to Ground or Open (C061014)
    DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C061014 Right Electric Parking Brake Actuator Control Circuit Short to Ground or Open Diagno ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Smart Access System With Push-button Start (for Entry Function): Operation History List
    OPERATION HISTORY LIST NOTICE: The cause of a malfunction is stored in the RAM or EEPROM in the certification ECU (smart key ECU assembly). As the cause of a malfunction stored in the RAM will be cleared when the cable is disconnected from the negative (-) battery terminal, do not disconnect the ...

    Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Fuel Lid Opener System: Problem Symptoms Table
    PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect ...

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

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

    © 2024 Copyright www.lexusrx.net
    0.0173