Diesel car injection system Mercedes 190 (W201)

Technical data
General Maximum engine speed without load - 5150±50 rpm Idle speed: 4-cyl. engines with pneumatic increase of idle speed — 750±50 rpm. 4-cyl. engines with electronic...

General information and precautions
General information Engines without turbocharging The main parts of the fuel system are the fuel tank, high-pressure fuel pump, fuel pre-filter and main fuel filter...

Air cleaner — removal and installation
Removal 1. Contact chapter 1B and remove the filter element. Turbocharged engines 2. On models with an incoming air temperature sensor attached to the air cleaner,...

Low pressure fuel pump — removal and installation
Removal 1. Disconnect the negative battery terminal. 2. If necessary, on non-turbocharged engines, refer to paragraph 3 and remove the air cleaner. 3. Loosen the seal...

Fuel Level Gauge Sensor Unit — Removal and Installation
Please refer to the information provided in chapter 4A .

Fuel tank — removal and installation
Please refer to the information provided in chapter 4A .

Throttle Control Cable — Removal, Installation and Adjustment
Removal and installation 1. Refer to the information provided in chapter 4B . In addition to this, the cable adjustment is described in the next subsection. Adjustment...

High pressure fuel pump — removal and installation
Removal Caution: To perform the operation described below, the injection pump shaft must be fixed using a special device of a special configuration. Independent...

Injection timing control device and high pressure fuel pump sprocket
Removal Caution: To perform the operation described below to remove the device and the sprocket, the injection pump shaft must be secured with a specially configured...

Fuel injection timing of the high pressure fuel pump — checking and adjustment
General information 1. To ensure that the high-pressure fuel pump delivers fuel to each cylinder at the correct time during the engine's operating cycle, the fuel...

Injectors and high pressure fuel lines — removal and installation
Warning: Use extreme caution when working with injectors. Never place your hand or any other part of your body under the injector nozzles. since due to the high working...

Fuel thermostat — removal and installation
General information 1. The fuel thermostat is a bypass valve that directs fuel through a heat exchanger located in the cooling system before it reaches the injection...

Electronic Idle Speed Control (ELR) — Parts Removal and Installation
Crankshaft speed sensor Removal 1. Disconnect the negative battery terminal. 2. Disconnect the crankshaft sensor wires from the harness at the connector located in the...

Electronic Anti-Rapidity Control (ARA) — Component Removal and Installation
Electronic control unit Removal 1. On models with Electronic Idle Speed Control (ELR), the operation of the Anti-Rapid Reduction (ARA) electronic control unit is...

Electronic Diesel System (EDS) — Removal and Installation
Electronic control unit Removal 1. The electronic control unit for the diesel engine management system (EDS) is located in the rear of the engine compartment behind the...

Engine Overload Protection System — Removal of Components and Installation
Please note: This system is only available on turbocharged engines. General information 1. The engine overload protection system is designed to limit engine power in the...

Intake manifold — removal and installation
Removal Turbocharged base engines 1. Disconnect the negative battery terminal 2. To provide easy access, remove the air cleaner assembly as described in paragraph 2 ....

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TEXTHTMLBB Code

190 (W201) (1982-1993)