RM38N0EC _54 Brake _111818 PARKING BRAKE _0501134 ELECTRIC PARKING BRAKE SYSTEM(for Gasoline Model) C

PARKING BRAKE  ELECTRIC PARKING BRAKE SYSTEM(for Gasoline Model)  C060B00  Left Electric Parking Brake Actuator Control  C060B11  Left Electric Parking Brake Actuator Control Circuit Short to Ground  


DESCRIPTION

DTC No. Detection Item DTC Detection Condition Trouble Area Memory DTC Output from Priority Note
C060B00 Left Electric Parking Brake Actuator Control
·

Diagnosis Condition:

-

·

Malfunction Status:

When the ECU power supply is normal, a malfunction in the electric parking brake actuator LH internal circuit is detected.

·

Detection Time:

-


·

Parking brake actuator assembly LH

·

No. 2 parking brake wire assembly

·

Wire harness and connector

·

Skid control ECU (brake actuator assembly)


DTC stored Brake/EPB A An electric parking brake system malfunction is displayed on the multi-information display.
C060B11 Left Electric Parking Brake Actuator Control Circuit Short to Ground
·

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 LH internal circuit (short to GND).

·

Detection Time:

Approximately 0.015 to 0.195 seconds (depending on each malfunction)


·

Parking brake actuator assembly LH

·

No. 2 parking brake wire assembly

·

Wire harness and connector

·

Skid control ECU (brake actuator assembly)


DTC stored Brake/EPB A An electric parking brake system malfunction is displayed on the multi-information display.

WIRING DIAGRAM

C402632E73
1.333,0.667 1.927,0.875 0.594,0.208 10 false MRL+ 1.344,1.281 1.958,1.479 0.615,0.198 10 false MRL- 3.604,1.292 4.063,1.49 0.458,0.198 10 false kL1 3.604,0.698 4.063,0.896 0.458,0.198 10 false kL1 5.031,1.094 5.208,1.365 0.177,0.271 10 false 1 3.677,1.083 3.854,1.354 0.177,0.271 10 false 2 3.677,0.5 3.854,0.771 0.177,0.271 10 false 1 5.042,0.51 5.219,0.781 0.177,0.271 10 false 2 5,1.292 5.313,1.49 0.313,0.198 10 false k1 5,0.698 5.313,0.896 0.313,0.198 10 false k1 5.281,1.802 6.75,2.198 1.469,0.396 10 false Parking Brake Actuator Assembly LH 3.708,1.802 4.979,2.354 1.271,0.552 10 false No. 2 Parking Brake Wire Assembly 0.583,1.833 1,2.083 0.417,0.25 10 false A40 0.583,2 2.146,2.677 1.563,0.677 10 false Skid Control ECU (Brake Actuator Assembly) 1.813,0.583 2.125,0.781 0.313,0.198 10 false 13 1.813,1.177 2.125,1.375 0.313,0.198 10 false 12 5.365,0.667 6.063,1.083 0.698,0.417 10 false LE+ 5.365,1.281 6.031,1.479 0.667,0.198 10 false LE-

PROCEDURE

1.INSPECT NO. 2 PARKING BRAKE WIRE ASSEMBLY

Pre-procedure1

a.

Turn the ignition switch off.


Procedure1

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.



Pre-procedure2

c.

Disconnect the kL1 and k1 No. 2 parking brake wire assembly connectors.


Procedure2

d.

Check both the connector case and the terminals for deformation and corrosion.

OK:

No deformation or corrosion.



Procedure3

e.

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

C427097C23
1.792,0.25 2.208,0.5 0.417,0.25 5,0.25 5.417,0.5 0.417,0.25 5.917,2.083 5.448,1.667 false 4.5,2.083 4.99,1.667 false 1.875,0.292 2.333,0.49 0.458,0.198 10 false kL1 5.125,0.292 5.583,0.49 0.458,0.198 10 false k1 5.844,2.125 6.26,2.375 0.417,0.25 10 false LE+ 4.375,2.115 4.833,2.313 0.458,0.198 10 false LE- 1.917,2.375 2.375,2.583 0.458,0.208 10 false *b 0.125,0.125 0.656,0.365 0.531,0.24 10 false *a 5.146,2.385 5.604,2.583 0.458,0.198 10 false *c
*a Front view of No. 2 Parking Brake Wire Assembly *b (to wire harness connector)
*c (to Parking Brake Actuator Assembly LH) - -


Standard Resistance:
Tester Connection Condition Specified Condition

Click Location & Routing(kL1,k1)Location & Routing

Click Connector(kL1)Body>Parking Brake Wire Assy>Parking Brake Wire Assembly LH and No. 2 Floor Wire

Click Connector(k1)Body>Parking Brake Wire Assy>Parking Brake Actuator Assembly LH

kL1-1 or k1-2 (LE+) - Body ground and other terminals Always 10 kΩ or higher
kL1-2 or k1-1 (LE-) - Body ground and other terminals Always 10 kΩ or higher


Result:
Proceed to
OK
NG



Post-procedure1

f.

None



OK

2.CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) - PARKING BRAKE ACTUATOR ASSEMBLY LH)

NG

REPLACE NO. 2 PARKING BRAKE WIRE ASSEMBLY

2.CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) - PARKING BRAKE ACTUATOR ASSEMBLY LH)

Pre-procedure1

a.

Turn the ignition switch off.


b.

Make sure the No. 2 parking brake wire assembly is securely installed.


c.

Disconnect the A40 skid control ECU (brake actuator assembly) connector.


d.

Disconnect the k1 parking brake actuator assembly LH connector.


Procedure1

e.

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

Standard Resistance:
Tester Connection Condition Specified Condition

Click Location & Routing(A40,k1)Location & Routing

Click Connector(A40)Engine Compartment>Engine Room Main Wire / Transmission Wire>Brake Actuator Assembly

Click Connector(k1)Body>Parking Brake Wire Assy>Parking Brake Actuator Assembly LH

A40-13 (MRL+) or k1-2 (LE+) - Body ground Always 10 kΩ or higher
A40-12 (MRL-) or k1-1 (LE-) - Body ground Always 10 kΩ or higher


Result:
Proceed to
OK
NG



Post-procedure1

f.

None



OK

3.INSPECT PARKING BRAKE ACTUATOR ASSEMBLY LH

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR