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Test Values Primary pressure – 5.0-5.6 bar (76-82 psi ) Control pressure, warm-up cycle completed – 3.4-3.8 bar (49-55 psi Acceleration enrichment with 500 mbar (15 in. Hg. )vacuum applied to lower connection of warm-up compensator with engine warm – 1.4-1.8 bar (20-26 psi ) Control pressure, engine cold according to ambient temperature warm-up compensator. Refer to charts below.
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Service and Repair Filling and Bleeding Power Steering Tandem Pump To determine power steering pump application, See: Power Steering Pump\Application and ID Model 124, 129, 201, 202 approx. 1.0 liter approx. 1.4 liter 1. Version (model 201 up to 09/84) When engine is cold (room temperature approx. 20°C ) oil level 6-8 mm below marking (arrow). When oil is at operating
temperature (approx.80°C ) correct oil level up to the embossed or cast-in marking
(arrow).
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Test Values Cranking Voltage – 10 Volts Special Tools Valve Tester, Bosch KDJE-P 400 – 904 589 00 21 00 Connective line, cold-start valve to tester – 117 070 28 32 Connecting fitting, connecting line to tester – 915006 004002 Safety plug for ignition system – 102 589 02 21 00 Conventional Tools Digital multimeter (volt-ohmmeter) – e.g. Sun Electric DMM-5 Tachometer – e.g. Sun Electric Test
Disconnect electrical plug from warm-up compensator and from cold-start valve.
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The fuse/relay box is located in the left side of the engine compartment. Relay and Control Unit Locations Fuse Box and Fuse Location (Fuses 1 – 4) Fuse Box and Fuse Location (Fuses G, H, F10, F15, F22, F22/1,
F22/2) Fuse Box and Fuse Location (Fuses F24 & F24/1)
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Remove bottom section of noise encapsulation. Remove belt tensioning device. Remove fan cowl and fan. Remove vacuum pump (67). Replace gasket (67). Install Assembly sleeve (067) with special tool 601 589 OS 14 00 so that engine can be turned over easily.(engines effective 09/89). Remove before installing vaccum pump. Remove Radiator (Model 201.128 only).
Remove Actuator of cruise control (Engine 603 only).
SPECIAL TOOLS
