SsangYong Rexton. Manual — part 449
SSANGYONG Y200
1F3-16 DIESEL ENGINE CONTROLS
VACUUM PUMP (SECTIONAL VIEW)
2 Suction Valve
4 Piston
5 Pressure Valve
6 Safety Valve
7 O-Ring
8 Pump Housing
9 Pump Cover
12 Lever
14 Outer Return Spring
15 Inner Spring Retainer
16 Roller Cam
17 Piston Rod
21 Inner Return Spring
23 Upper Spring Retainer
28 Piston Ring
30 Seal Ring
31 Oil Return Valve
32 Restrictor
SB To Brake Booster
SK To Vacuum Lines
YAD1FAP0
DIESEL ENGINE CONTROLS 1F3-17
SSANGYONG Y200
DIAGNOSTIC INFORMATION AND PROCEDURE
VACUUM CONTROL SYSTEM TEST
YAD1FAQ0
1 Rubber Hose
2 Air Filter
3 Distributor
4 Chock
5 Rubber Hose
6 Molding Hose
7 Distributor
8 Molding Hose
9 Connector
10 Chock Filter
11 Molding Hose
Service Data
Idle Speed Increase
Permissible Pressure Drop of System
At least 100 rpm at approx. 500 mbr
400 - 500 mbar approx. 1 min
SSANGYONG Y200
1F3-18 DIESEL ENGINE CONTROLS
Tools Required
001 589 73 21 00 Vacuum Pump
201 589 13 21 00 Vacuum Tester
667 589 00 21 00 TDC pulse generator
Commercial Tools
Tester Connection
Digital tester
Temperature measuring instrument with test probe
WB24
YAD1FAR0
e.g Bosch MOT 001.03
Sun DIT 9000
e.g Ahlborm, Therm 2263 - 2
Eichenfeldstrabe 1 - 3
D - 8150 Holzkirichen
DIESEL ENGINE CONTROLS 1F3-19
SSANGYONG Y200
Test step 1 (Coolant Temp.
≤≤≤≤≤
0°C)
Vacuum is built up?
YAD1FAS0
YAD1FAT0
YAD1FAU0
Connect vacuum pump (14) with Y adapter to PLA
vacuum unit (5). Run engine at idle speed.
Vacuum 500 mbar?
=
>
YES
NO
Lines and connections
leaking.
Faulty PLA vacuum unit.
(Remove the connection hose from vacuum pump)
Connect vacuum pump (14) direct to PLA vacuum
unit (5) and pressurize with vacuum.
Vacuum is built up and idle speed increases approx.
150-200 rpm ?
YES
NO
Faulty PLA vacuum unit
(Coolant Temperature 0
±
3°C)
Stop the engine and seal the air admission line with
plug (arrow). Connect the vacuum pump to line to
thermovalve and pressurize the line with vacuum.
YES
NO
Lines and connections
leaking.
Faulty thermovalve.
YAD1FAV0
Detach line downstream of air admission filter (13).
Vacuum drops off?
YES
NO
Faulty thermovalve
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