Last Modified: 01-30-2024 6.11:8.1.0 Doc ID: RM10000000214R5
Model Year Start: 2022 Model: RAV4 Prod Date Range: [12/2021 -           ]
Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (w/o Vacuum Brake Booster): C14FE14; Steering Angle Sensor Supply Voltage Circuit Short to Ground or Open; 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]

DTC

C14FE14

Steering Angle Sensor Supply Voltage Circuit Short to Ground or Open

DESCRIPTION

This DTC is stored when the No. 2 skid control ECU (brake actuator assembly) receives a power supply malfunction signal from the steering sensor.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

Note

C14FE14

Steering Angle Sensor Supply Voltage Circuit Short to Ground or Open

When the +BS terminal voltage is from 9.5 to 17.4 V, a steering sensor power supply malfunction signal is received from the steering sensor.

  • Steering sensor
  • Wire harness and connector

Does not come on

Output ECU: No. 2 skid control ECU (brake actuator assembly)

WIRING DIAGRAM

Refer to DTC C05262A.

Click here 2022 - 2024 MY RAV4 RAV4 HV [12/2021 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (w/o Vacuum Brake Booster): C05262A; Steering Angle Sensor Module Signal Stuck In Range

CAUTION / NOTICE / HINT

NOTICE:

Inspect the fuses for circuits related to this system before performing the following procedure.

PROCEDURE

1.

CLEAR DTC

(a) Clear the DTCs.

Chassis > Brake/EPB > Clear DTCs

(b) Turn the ignition switch off.

NEXT

2.

RECONFIRM DTC

(a) Based on the Freeze Frame Data and interview with the customer, attempt to reproduce the conditions when the malfunction occurred.

(b) Check if the same DTC is output.

Chassis > Brake/EPB > Trouble Codes

Result

Proceed to

DTC C14FE14 is not output.

A

DTC C14FE14 is output.

B

A

USE SIMULATION METHOD TO CHECK

B

3.

CHECK HARNESS AND CONNECTOR (IG1 TERMINAL)

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

OK:

The connector is securely connected.

*a

Front view of wire harness connector

(to Steering Sensor)

(b) Disconnect the G68 steering sensor connector.

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

OK:

No deformation or corrosion.

(d) Turn the ignition switch to ON.

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

G68-9 (IG1) - Body ground

Ignition switch ON

11 to 14 V

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

4.

CHECK HARNESS AND CONNECTOR (BAT TERMINAL)

(a) Turn the ignition switch off.

*a

Front view of wire harness connector

(to Steering Sensor)

(b) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

G68-4 (BAT) - Body ground

Always

11 to 14 V

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

5.

CHECK HARNESS AND CONNECTOR (ESS TERMINAL)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

G68-6 (ESS) - Body ground

1 minute or more after disconnecting the cable from the negative (-) auxiliary battery terminal

Below 1 Ω

OK

REPLACE STEERING SENSOR 2022 MY RAV4 RAV4 HV [12/2021 - 10/2022]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: STEERING ANGLE SENSOR: REMOVAL 2023 MY RAV4 RAV4 HV [10/2022 - 10/2023]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: STEERING ANGLE SENSOR: REMOVAL 2024 MY RAV4 RAV4 HV [10/2023 -        ]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: STEERING ANGLE SENSOR: REMOVAL

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR