Lexus NX: Electric Parking Brake System
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Test Mode Procedure
- Problem Symptoms Table
- Dtc Check / Clear
- Freeze Frame Data
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Deceleration Sensor (C1245)
- Open Circuit in Power Source Circuit (C13A0,C13A5,C13B0)
- Short Circuit in Power Source Circuit (C13A1)
- Engine Switch/Power Switch Malfunction (C13A2)
- Open or Short Circuit in Lock Switch Circuit (C13A3,C13AB)
- Open or Short Circuit in Release Switch Circuit (C13A4,C13AC)
- Open or Short Circuit in Motor (C13A6)
- Actuator Malfunction (C13A7)
- Brake System Malfunction (C13A9)
- EPB High Temperature (C13AA)
- Open in +B Circuit (C13AD)
- System Information not Received (C13AE)
- Control Module Communication Bus OFF (U0073,U0124,U0129,U0293)
- Electric Parking Brake does not Operate
- Electric Parking Brake System AUTO Function Circuit
- Electric Parking Brake AUTO Indicator Light Circuit
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Precaution
PRECAUTION TROUBLESHOOTING PRECAUTIONS (a) When there is a malfunction with terminal contact points or a problem with the installation of a part, reconnecting the connectors or removal/installation of
Parts Location
PARTS LOCATION ILLUSTRATION *1 NO. 1 ENGINE ROOM RELAY BLOCK
EPB NO. 1 FUSE
EPB NO. 2 FUSE
HINT: EPB stands for Electric Parking Brake. *2 NO. 2 ENGINE ROOM RELAY BLOCK
ECU-B NO.
System Diagram
SYSTEM DIAGRAM
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Precaution
PRECAUTION PRECAUTIONS FOR VEHICLE PROXIMITY NOTIFICATION SYSTEM (a) In the following cases, the volume or tone of the sound might change: (1) If the vehicle is parked in a very hot or cold environment for an extended time (function will return to normal after time passes) (2) If high pressure water
Air Outlet Damper Control Servo Motor Circuit (Rear) (B1449)
DESCRIPTION The No. 2 air conditioning radiator damper servo sub-assembly sends pulse signals to inform the air conditioning amplifier assembly of the damper position. The air conditioning amplifier assembly activates the motor (normal or reverse) based on these signals to move the No. 2 air conditi
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