Diesel car injection system Mercedes 190 (W201)

Technical data
General Maximum engine speed without load - 5150±50 rpm. min idle speed: 4-cyl. engines with pneumatic speed increase x.x - 750±50 rev. min. 4-cyl. engines with...

General information and precautions
General information Non-turbo engines The main parts of the fuel system are a fuel tank, a high pressure fuel pump, a fuel pre-filter and a main fuel filter located in...

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

Low pressure fuel pump — removal and installation
Removing 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 gauge sensor block — 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, cable adjustment is described in the next subsection. Adjustment 2....

High pressure fuel pump — removal and installation
Removing Attention: To carry out the operation described below, the injection pump shaft must be fixed using a special tool with a special configuration. It is too...

Injection timing device and high pressure fuel pump sprocket
Removing Attention: In order to perform the removal of the device and sprocket described below, the injection pump shaft must be fixed using a tool of a special...

High pressure fuel pump injection timing — check and adjustment
General information 1. To make sure that the high pressure fuel pump delivers fuel to each cylinder at the right time during the engine's operating cycle, check and, if...

Injectors and high pressure fuel lines — removal and installation
Caution: Be extremely careful when handling injectors. Never put your hand or any other part of your body under the nozzles of the nozzles. because due to the high...

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 enters the injection...

Electronic idle control (ELR) — removal and installation
Crankshaft speed sensor Removing 1. Disconnect the negative battery terminal. 2. Disconnect the crankshaft sensor wires from the harness at the connector located in the...

Electronic Anti-Jerk System (ARA) — Parts Removal and Installation
Electronic control unit Removing 1. On models with electronic idle control (ELR), the operation of the electronic unit of the anti-jerk system (ARA) - controlled by the...

Electronic diesel engine management system (EDS) — removal and installation
Electronic control unit Removing 1. Electronic control unit of diesel engine management system (EDS) located in the rear of the engine compartment behind the false panel...

Engine Overload Protection System — Removal and Installation
Attention: Only turbocharged engines are equipped with this system. General information 1. The engine overload protection system is designed to limit engine power in...

Intake manifold — removal and installation
Removing Turbo base engines 1. Disconnect the negative battery terminal 2. For easy access, remove the air cleaner assembly as described in paragraph 2 . Where required,...