2003 SSANGYONG MUSSO sensor

4B-2 MASTER CYLINDER
1 Nut .......................................................14-22 Nm
2 Washer
3 Master Cylinder Assembly
4 Oil Level Sensor
5 Check V alve
6 Booster
7 Clevis Pin
8 Snap Pin9 Seal
10 Spacer 11 Nut ......................................................... 8-18 Nm
12 Front Tube (LH)
13 Front Tube (RH)
14 Rear Tube
15 1st Tube (Primary)
16 2nd Tube (Secondary)
MANDO
PBR
MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
BOOSTER AND BRAKE MASTER CYLINDER

MASTER CYLINDER 4B-3
Removal & Installation Procedure
1. Remove the oil level sensor connector.
2. Remove the tube from the master cylinder.Installation Notice Notice
Be careful not to drop the oil when removing the tube.
If the oil is dropped, promptly sweep up.
3. Remove the booster vacuum hose. Notice
Connect fully to the end of vacuum hose when installing.
4. Loosen the nut of master cylinder. Installation Notice
5. Remove the clevis pin and disconnect the pedal and brake booster push rod. Notice
Install in the upper hole when PBR brake.
Connect the snap pin in the hole of clevis pin fully.
Apply the grease around the hole of clevis pin.
Tightening Torque 14 - 22 Nm
Tightening Torque 15 - 19 Nm

4C-2 POWER BOOSTER
1 Nut .......................................................14-22 Nm
2 Washer
3 Master Cylinder Assembly
4 Oil Level Sensor
5 Check V alve
6 Booster
7 Clevis Pin
8 Snap Pin MAINTENANCE AND REPAIR
ON-VEHICLE SERVICE
BOOSTER AND BRAKE MASTER CYLINDER9 Seal
10 Spacer 11 Nut ......................................................... 8-18 Nm
12 Front Tube (LH)
13 Front Tube (RH)
14 Rear Tube
15 1st Tube (Primary)
16 2nd Tube (Secondary)
MANDO
PBR

POWER BOOSTER 4C-3
Removal & Installation Procedure
1. Remove the oil level sensor connector.
2. Remove the tube from the master cylinder.Installation Notice Notice
Be careful not to drop the oil when removing the tube.
If the oil is dropped, promptly sweep up.
3. Remove the booster vacuum hose. Notice
Connect fully to the end of vacuum hose when installing.
4. Loosen the nut of master cylinder. Installation Notice
5. Remove the clevis pin and disconnect the pedal and brake booster push rod. Notice
Install in the upper hole when PBR brake.
Connect the snap pin in the hole of clevis pin fully.
Apply the grease around the hole of clevis pin.
Tightening Torque 14 - 22 Nm
Tightening Torque 15 - 19 Nm

FRONT DISC BRAKES 4D-3
Removal & Installation Procedure
1. MANDO Brake
Tightening Torque 25 - 35 Nm
2. PBR Brake Remove the eye-hose bolt and disconnect the hose. Installation Notice
Tightening Torque 15 - 18 Nm
3. Remove the wheel speed sensor (for ABS vehicies). Installation Notice
Tightening Torque 6 - 8 Nm
4. Remove the mounting bolts and then caliper assembly. Installation Notice
Tightening Torque 85 - 105 Nm
Remove the hose mounting nut and disconnect the hose. Installation Notice

FrontRear
Front Rear
SECTION 4F
ANTILOCK BRAKE SYSTEM
TABLE OF CONTENTS
Caution: Disconnect the negative battery cable before removing or installing any electrical unit or when a tool or equipment could easily come in contact with exposed electrical terminals. Disconnecting thiscable will help prevent personal injury and damage to the vehicle. The ignition must also be in LOCKunless otherwise noted.
SPECIFICATIONS
GENERAL SPECIFICATIONS
Application Model
ECUNumber of Pins
Operating TemperatureMotor Operating CurrentSolenoid Coil Resistance External Resistance Air Gap
Number of teeth Description
ABS 5.3 31
-40 ~ +120 °C
Below MAX 40A
1.28K - 1.92K
0.35 - 1.60 mm 0.15 - 1.20 mm 52 52 ABS/ABD 5.3
83
-40 ~ +85 °C
Below MAX 45A
8.04 - 9.04 except AV,
HSV 4.04 - 4.54
1.28K - 1.92K
0.35 - 1.60 mm 0.15 - 1.20 mm
52 52
Hydraulic System
Wheel Speed Sensor Impulse Ring
Specifications . . . . . . . . . . . . . . . . . . . . . . . . 4F-1
General Specifications . . . . . . . . . . . . . . . . . . 4F-1
Schematic and Routing Diagrams . . . . . . . . 4F-2 ABS 5.0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4F-2
ABS/ABD 5.0 . . . . . . . . . . . . . . . . . . . . . . . . . 4F-3
ABS 5.3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4F-4
ABS/ABD 5.3 . . . . . . . . . . . . . . . . . . . . . . . . . 4F-5
Component Locator . . . . . . . . . . . . . . . . . . . 4F-6 ABS, ABS/ABD . . . . . . . . . . . . . . . . . . . . . . . . 4F-6
ABD System Description . . . . . . . . . . . . . . . 4F-7 Self Diagnosis . . . . . . . . . . . . . . . . . . . . . . . 4F-9
ABS, ABS/ABD 5.3 . . . . . . . . . . . . . . . . . . . . . 4F-9
ABS, ABS/ABD 5.0 . . . . . . . . . . . . . . . . . . . . 4F-11
Defect Codes . . . . . . . . . . . . . . . . . . . . . . . . 4F-13
Maintenance and Repair . . . . . . . . . . . . . . 4F-19
On-Vehicle Service . . . . . . . . . . . . . . . . . . . . 4F-19
Wheel Speed Sensor . . . . . . . . . . . . . . . . . . 4F-19
Hydraulic Circuit . . . . . . . . . . . . . . . . . . . . 4F-21 ABS 5.3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4F-21
ABS/ABD 5.3 . . . . . . . . . . . . . . . . . . . . . . . . 4F-24

4F-6 ANTILOCK BRAKE SYSTEM
ABS,ABS/ABD
COMPONENT LOCATOR
1 ABS Hydraulic Unit
2 ABS/ABD Hydraulic Unit
3 Diagnosis Socket
4 Front Wheel Speed Sensor
5 Front Impulse Ring 6 Rear Wheel Speed Sensor
7 Rear Impulse Ring
8 ABS Warning Indicator Light
9 TCS Indicator Light
1 0 ABS/ABD ECU

ANTILOCK BRAKE SYSTEM 4F-13
DEFECT CODES
Description
- Replace the ECU
Check resistance of the wheel speed sensor :1.280K - 1.920K
Check wire for ground and open.
Replace the sensor.
Check resistance of the wheel speed sensor :1.280K - 1.920K
Check wire for ground and open.
Replace the sensor.
Check resistance of the wheel speed sensor :1.280K - 1.920K
Check wire for ground and open.
Replace the sensor.
Check resistance of the wheel speed sensor : 1.280K - 1.920K
Check wire for ground and open.
Replace the sensor.
Check wire for ground and open.
Check connection of the wheel speed sensor connec-
tor and ECU side connector.
Measure air gap between wheel teeth and wheel speed sensor and check installation of wheel tooth.(Standard air gap : 0.35 - 1.60 mm)
Check output voltage of the sensor by rotating the wheel 1/2 - 1 revolution per second and shaking sen- sor wire.
- When measured by multi - meter (AC) :
output voltage > 70 mV
- When measured in oscilloscope :
output voltage 120 mV/P-P
Replace the sensor.
Check wire for ground and open.
Check connection of the wheel speed sensor. con-
nector and ECU side connector.
Measure the air gap between wheel teeth and wheelspeed sensor and check installation of wheel tooth.(Standard air gap : 0.35 - 1.60 mm)
Check output voltage of the sensor by rotating thewheel 1/2 - 1 revolution per second and shaking sen- sor wire.
Defect Code
01 0203 0405 06 07 08 Application
Normal Defective ECUFront/left Wheel SpeedSensor (Wire) Front/right Wheel Speed Sensor (Wire) Rear/left Wheel Speed Sensor (Wire) Rear/right Wheel Speed Sensor (Wire) Front/left Wheel Speed Sensor (Signal) Front/right Wheel Speed Sensor (Signal)