Diesel engines 1.9 liter Renault Megane 1

1.9 litre diesel engine specifications
Main characteristics Characteristic Meaning Designation: Engines without turbocharger — 1.9D models F8Q 620, F8Q 788* Engines with turbocharger: indirect injection - 1.9 dT models F8Q 784, F8Q 786* direct injection...

Diesel engine repair in the engine compartment
This Part of the Chapter covers repair procedures in the engine compartment on diesel engines. Most of the work described in this section is based on the assumption that the engine is installed in the vehicle....

Description of the compression and tightness test of component connections
Note: Use a compression tester designed for diesel engines. 1. If the engine is not developing full power or is running rough and if it is not related to the fuel system, a compression test can provide you with...

Top Dead Center (TDC) Position for Piston #1
Caution: The referenced dowel pins are intended ONLY for checking crankshaft position during various engine rebuild procedures. DO NOT use them as locking tools to hold the crankshaft still while loosening or tightening...

Checking and adjusting valve clearances
Note: This step is not included in the maintenance schedule. It should be performed if noise is heard from the valve train or if a loss of power is suspected to be due to incorrect valve clearances. A new valve cover...

Removal, inspection and installation of the toothed drive belt
Caution! If the toothed drive belt breaks during operation, it can cause extensive engine damage. Replace the belt at the intervals specified in Specifications in the Chapter Maintenance , or earlier if you have any...

Removal and installation of drive belt gears and tensioner mechanism
Note: F8Q 620 and early F8Q engines have a "HTD" toothed drive belt, while late F8Q and all F9Qs have a "HTD2" toothed drive belt. Whenever replacing a toothed drive belt, ALWAYS make sure you purchase the correct type...

Replacing camshaft seals
Oil seal on the drive belt side 1. Remove the camshaft timing gear as described in Section Removal and installation of drive belt gears and tensioner mechanism . 2. Remove the woodruff key (where is available) from the...

Removal, inspection and installation of camshaft and tappets
Note: A new drive belt side seal and a new valve cover gasket may be used during installation. The camshaft bearing caps will require sealant and the bearing cap bolts will require tackifier. Removal 1. Remove the...

Removal, inspection and installation of the cylinder head
Note: When installing, use a new head gasket and new cylinder head bolts, and a new valve cover gasket may also be required - see text. Removal 1. The following procedure describes the removal and installation of the...

Removal and installation the pallet — removing and installing
Note: When installing, use a new pan gasket or suitable sealant (where it is applied). Removal 1. Disconnect the ground cable from the battery. Warning: If the car radio in your car is coded, make sure you know the code...

Removal, inspection and installation of the oil pump
Intermediate shaft engines Removal 1. Remove the oil pan as described in Section Removal and installation the pallet . 2. Loosen the four pump mounting bolts and separate the pump from the cylinder block and drive gear...

Replacing crankshaft seals
Oil seal on the drive belt side 1. Remove the crankshaft timing gear as described in Section Removal and installation of drive belt gears and tensioner mechanism . 2. Note the correct position of the old oil seal, then...

Replacing engine and transmission mounts
Inspection 1. Set the handbrake, then jack up the front of the car and support it on axle stands. Where fitted, remove the engine undershield. 2. Visually inspect the rubber mounts on the two front and one rear...

Removal and installation of oil radiator — removal and installation
Removal 1. Drain the cooling system. 2. Remove the oil filter. 3. Loosen the clamps and disconnect the cooling system hoses from the engine oil cooler. 4a. Unscrew the through-bolt mounting post for the oil filter,...

Replacing the intermediate shaft seal
Note: This procedure only applies to engines with a countershaft (refer to Specifications ). 1. Remove the intermediate shaft gear as described in Section Removal and installation of drive belt gears and tensioner...

Removal, inspection and installation of the flywheel
Proceed as described in Section Removal and installation an oil radiator current Chapter, but remember that on diesel models the gearbox can be removed separately as described in Chapter Transmission - there is no need...

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Megan 2 (2002-2009, petrol)