SsangYong Musso. Manual — part 414
1F3-6 OM600 ENGINE CONTROLS
Temperature measuring instrument with test probe
WB24
Digital tester
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
e.g. Bosch MOT 001.03
Sun DIT 9000
e.g. Ahlborn, Therm 2263-2
Eichenfeldstrabe 1 - 3
D-8150 Holzkirchen
Tester Connection
11 TDC Pulse Sender Unit
12 Digital Tester
OM600 ENGINE CONTROLS 1F3-7
Vacuum 500 mbar
Lines and connections leaking.
Faulty PLA vacuum unit.
Test step 1
Connect vacuum pump (14) with Y adapter to PLA
vacuum unit (5). Run engine at idle speed.
YES
NO
(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 30°C)
Stop the engine Seal the air admission line with plug.
Connect the vacuum pump to line to thermovalve and
pressurize the line with vacuum.
Vacuum is built up.
YES
NO
Lines and connectors leaking.
Faulty thermovalve.
=
>
1F3-8 OM600 ENGINE CONTROLS
Detach line downstream of air admission filter (13).
Vacuum drops.
Faulty thermovalve
Fit the line onto air admission filter. Built up vacuum with
vacuum pump. Detach the plug from air admission line.
Vacuum drops.
Faulty filter with restriction.
Go to test step 2.
YES
NO
YES
NO
OM600 ENGINE CONTROLS 1F3-9
Test step 2
Connect vacuum pump (14) with Y adapter to PLA
vacuum unit (5). Run the engine at idle speed.
Vacuum drops to ‘0’ at approx. 30°C of the thermovalve.
Faulty thermovalve.
Defective filter with restriction.
Stop the engine. Detach the filter with restriction.
Filter with restriction is clear.
Defective filter with restriction.
YES
NO
YES
NO
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