Last Modified: 11-20-2023 6.11:8.1.0 Doc ID: RM1000000014VNU
Model Year Start: 2018 Model: Camry HV Prod Date Range: [07/2017 - 09/2018]
Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: C14D5; Accumulator Pressure Sensor Stuck; 2018 MY Camry HV [07/2017 - 09/2018]

DTC

C14D5

Accumulator Pressure Sensor Stuck

DESCRIPTION

The accumulator pressure sensor is built into the brake booster with master cylinder assembly and detects the accumulator pressure.

If the skid control ECU (brake booster with master cylinder assembly) detects that the accumulator pressure sensor value is below the threshold, operation of the motor relay is requested and the pump motor built into the brake booster pump assembly operates.

DTC No.

Detection Item

INF Code

DTC Detection Condition

Trouble Area

Note

C14D5

Accumulator Pressure Sensor Stuck

334

When the pump motor is operating, the accumulator pressure sensor signal does not change for 14 seconds or more.

Skid control ECU (brake booster with master cylinder assembly)

Electronically controlled brake system DTC

CAUTION / NOTICE / HINT

NOTICE:

After replacing the skid control ECU (brake booster with master cylinder assembly), perform linear solenoid valve offset learning, ABS holding solenoid valve learning, yaw rate and acceleration sensor zero point calibration and system information memorization after performing "Reset Memory".

Click here 2018 MY Camry HV [07/2017 - 09/2018]; BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM: INITIALIZATION

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs.

Chassis > ABS/VSC/TRAC > Clear DTCs

(b) Turn the power switch off.

(c) Turn the power switch on (IG).

(d) Depress the brake pedal 10 times or more to operate the pump motor.

(e) After the pump motor stops, check for DTCs.

Chassis > ABS/VSC/TRAC > Trouble Codes

Result

Proceed to

DTC C14D5 is not output.

A

DTC C14D5 is output.

B
A

USE SIMULATION METHOD TO CHECK

B

REPLACE BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY