RM3660EC _54 Brake _080770 BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS _0392591 ELECTRONICALLY CONTROLLED BRAKE SYSTEM(for HV Model) C

BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS  ELECTRONICALLY CONTROLLED BRAKE SYSTEM(for HV Model)  C148A1C  Electronic Brake Booster Motor "A" Temperature Sensor "A" Circuit Voltage Out of Range  C148F62  Electronic Brake Booster Motor Temperature "A" / "B" Signal Compare Failure  C149A1C  Electronic Brake Booster Motor "A" Temperature Sensor "B" Circuit Voltage Out of Range  


DESCRIPTION

Refer to DTC C11704B

Click hereBrake>BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS>ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for HV Model)>C11704B

DTC No. Detection Item DTC Detection Condition Trouble Area MIL DTC Output from Note
C148A1C Electronic Brake Booster Motor "A" Temperature Sensor "A" Circuit Voltage Out of Range Temp sensor 1 output voltage is 3.27 V or more, or 0.2 V or less, for 0.6 seconds or more. Electric brake booster (brake booster with master cylinder assembly) Comes on Brake Booster
·

SAE Code: C148B (Case 1 and 2)

·

Output ECU: Electric brake booster (brake booster with master cylinder assembly)


C148F62 Electronic Brake Booster Motor Temperature "A" / "B" Signal Compare Failure The sum of temp sensor 1 and temp sensor 2 output voltages is within the range of 3.17 V to 3.43 V for 0.6 seconds or more. Electric brake booster (brake booster with master cylinder assembly) Comes on Brake Booster
·

SAE Code: C148F

·

Output ECU: Electric brake booster (brake booster with master cylinder assembly)


C149A1C Electronic Brake Booster Motor "A" Temperature Sensor "B" Circuit Voltage Out of Range Temp sensor 2 output voltage is 3.27 V or more, or 0.2 V or less, for 0.6 seconds or more. Electric brake booster (brake booster with master cylinder assembly) Comes on Brake Booster
·

SAE Code: C149B (Case 1 and 2)

·

Output ECU: Electric brake booster (brake booster with master cylinder assembly)



CONFIRMATION DRIVING PATTERN

NOTICE:

When performing the normal judgment procedure, make sure that the driver door is closed and is not opened at any time during the procedure.


HINT:
·

After repair has been completed, clear the DTC and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.

·

When clearing the permanent DTCs, refer to the "CLEAR PERMANENT DTC" procedure.



1.

Connect the GTS to the DLC3.

2.

Turn the ignition switch to ON and turn the GTS on.

3.

Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).

4.

Turn the ignition switch off.

5.

Turn the ignition switch to ON (READY) and turn the GTS on.

6.

Wait for 1 second or more. [*]

HINT:

[*]: Normal judgment procedure.

The normal judgment procedure is used to complete DTC judgment and also used when clearing permanent DTCs.


7.

Enter the following menus: Chassis / Brake Booster / Utility / All Readiness.

8.

Check the DTC judgment result.

HINT:
·

If the judgment result shows NORMAL, the system is normal.

·

If the judgment result shows ABNORMAL, the system has a malfunction.

·

If the judgment result shows INCOMPLETE, perform driving pattern again.