V6 petrol engine (SOHC) Mercedes E-Class (W124)

Engine specifications
An SOHC engine is an engine with one overhead camshaft mounted in the cylinder head. Engine code: – 2.6 l engine 103.940 – 3.0 l engine 103.980 or 103.983 Working...

General engine data
An engine with six cylinders arranged in line and one camshaft installed in the cylinder head. The crankshaft rests on seven main bearings. The axial play of the...

Repair operations on the engine installed in the vehicle
The following operations can be performed without removing the engine from the vehicle: removing and installing the cylinder head; removing and installing the drive...

Top dead center (TDC) of the piston of the first cylinder
The top dead center of a piston is the point through which each piston passes as the crankshaft rotates. Each piston reaches the TDC position at the end of the...

Cylinder Head Cover — Removal and Installation
Removal Location of the retaining clip that needs to be pressed to remove the distributor housing 1. Remove the ground cable from the battery. 2. Open the hood and place...

Crankshaft Pulley/Vibration Damper and Hubs
Crankshaft pulley / vibration damper Removal 1. Remove the ground cable from the battery. 2. If equipped, remove the lower engine splash shield. 3. Remove the radiator...

Timing Chain Covers — Removal and Installation
Caution! When installing the timing chain cover, it is necessary to use sealant, a new sealing gasket and a new O-ring for the coolant pipe. It is also advisable to...

Lower timing chain cover — removal and installation
Removal Location of coolant supply pipe and engine lifting eye mounting bolt 1 – pipe fastening bolt; 2 – pipe for supplying coolant; 3 – nut; 4 – bolt Power Steering...

Drive chain — checking and replacing
Examination 1. Remove the upper drive chain cover. 2. Turn the engine crankshaft using the crankshaft pulley mounting bolt and check the condition of the chain along its...

Drive chain tensioning mechanism
Removal Caution: When installing the tensioner cap nut, a new sealing ring must be used. Drive chain tensioning mechanism 1 – cap nut; 2 – sealing ring; 3 – spring; 4 –...

Camshaft and crankshaft sprockets
Camshaft Sprocket Removal 1. Remove the upper drive chain cover. 2. Set the piston of the first cylinder to top dead center and check that all timing marks are aligned...

Drive chain tensioner and shoe
Drive chain tensioner Removal The location of the fastening brackets connecting the outer and inner parts of the chain guide 1. Set the piston of the first cylinder to...

Valve train, tappets and camshaft
Attention! Valve drive and oil sprayer parts have many modifications, so when replacing them, you must consult a Mercedes-Benz representative. Location of the front...

Cylinder head — removal and installation
Removal Using an inertia hammer to remove the upper timing chain guide mounting pin Unscrewing the intake manifold support bracket mounting bolt Location of the water...

Oil pan — removal and installation
Caution! When removing the oil pan, it is necessary to use a lifting mechanism. When installing the oil pan, it is necessary to use a new gasket and new exhaust system...

Oil pump — removal, inspection and installation
Removal Location of oil pump mounting bolts 1 – oil pump mounting bolts; 2 – bolt for fastening the oil intake pipe to the bracket 1. Remove the oil pan. 2. Unscrew the...

Replacing the oil pump drive chain
Caution: When replacing the oil pump drive chain, the oil pump sprocket must also be replaced. Attention! When removing the chain, it is necessary to use an emery wheel...

Replacing the sealing rings
Front camshaft seal ring 1. Remove the radiator fan shroud and place it on the fan impeller. 2. Press the retaining clips and remove the distributor housing. Disconnect...

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TEXTHTMLBB Code

W210 (1996-2002)

W124 (1984-1995)