Engine repair QR25DE for Nissan X-Trail 2 (T31) cars
Checking the drive belt
1. Generator; 2. Water pump; 3. Tension pulley; 4. Crankshaft pulley; 5. Air conditioning compressor; 6. Automatic drive belt tensioner; 7. Drive belt; A. View "A"; B....
1. Generator; 2. Water pump; 3. Tension pulley; 4. Crankshaft pulley; 5. Air conditioning compressor; 6. Automatic drive belt tensioner; 7. Drive belt; A. View "A"; B....
Air cleaner filter element
Removal and installation Removal 1. Press the latches (A) on both sides of the air cleaner cover (1) inward (B). 2. Pull the air cleaner cover forward (C) and remove it....
Removal and installation Removal 1. Press the latches (A) on both sides of the air cleaner cover (1) inward (B). 2. Pull the air cleaner cover forward (C) and remove it....
Spark plugs
1. Valve cover; 2. Ignition coil; 3. Spark plug; 4. Gasket; A. See below Removal and installation Removal 1. Remove the ignition coils. See below. 2. Remove the spark...
1. Valve cover; 2. Ignition coil; 3. Spark plug; 4. Gasket; A. See below Removal and installation Removal 1. Remove the ignition coils. See below. 2. Remove the spark...
Valve clearances
Checking and adjusting Examination If the camshafts or valve related components have been removed or replaced, or if engine operation deviates from normal values over...
Checking and adjusting Examination If the camshafts or valve related components have been removed or replaced, or if engine operation deviates from normal values over...
Compression check
1. Warm up the engine well. Then turn it off. 2. Relieve the fuel pressure. See chapter " Engine management system ". 3. To prevent fuel injection during measurement,...
1. Warm up the engine well. Then turn it off. 2. Relieve the fuel pressure. See chapter " Engine management system ". 3. To prevent fuel injection during measurement,...
Automatic drive belt tensioner
Removal and installation Removal Attention: The automatic drive belt tensioner is replaced together with the pulley. 1. Remove the front right wheel. 2. Remove the...
Removal and installation Removal Attention: The automatic drive belt tensioner is replaced together with the pulley. 1. Remove the front right wheel. 2. Remove the...
Air purifier and air duct
Air purifier and air duct 1. Air cleaner filter element; 2. Air cleaner cover; 3. Holder; 4. Air mass flow sensor; 5. Air cleaner housing; 6. Clamp; 7. Air duct and...
Air purifier and air duct 1. Air cleaner filter element; 2. Air cleaner cover; 3. Holder; 4. Air mass flow sensor; 5. Air cleaner housing; 6. Clamp; 7. Air duct and...
Intake manifold
Intake manifold 1. Bracket; 2. EVAP carbon canister purge solenoid valve; 3. Clamp; 4. EVAP hose; 5. EVAP hose assembly; 6. Clamp; 7 PCV hose; 8. Fresh air hose; 9....
Intake manifold 1. Bracket; 2. EVAP carbon canister purge solenoid valve; 3. Clamp; 4. EVAP hose; 5. EVAP hose assembly; 6. Clamp; 7 PCV hose; 8. Fresh air hose; 9....
Exhaust manifold and three-way catalytic converter
Exhaust manifold and three-way catalytic converter 1. Heated oxygen sensor 1; 2. Gasket; 3. Exhaust manifold and three-way catalytic converter assembly; 4. Three-way...
Exhaust manifold and three-way catalytic converter 1. Heated oxygen sensor 1; 2. Gasket; 3. Exhaust manifold and three-way catalytic converter assembly; 4. Three-way...
Oil pan (lower)
Oil pan (lower) 1. Oil dipstick; 2. Oil dipstick guide; 3. O-ring seal; 4. Oil pan (upper); 5. Cylinder block; 6. O-ring seal; 7. Oil filter; 8. O-ring seal; 9. Coarse...
Oil pan (lower) 1. Oil dipstick; 2. Oil dipstick guide; 3. O-ring seal; 4. Oil pan (upper); 5. Cylinder block; 6. O-ring seal; 7. Oil filter; 8. O-ring seal; 9. Coarse...
Oil pan (upper) and coarse oil filter
Oil pan (upper) and coarse oil filter 1. Oil dipstick; 2. Oil dipstick guide; 3. O-ring seal; 4. Oil pan (upper); 5. Cylinder block; 6. O-ring seal; 7. Oil filter; 8....
Oil pan (upper) and coarse oil filter 1. Oil dipstick; 2. Oil dipstick guide; 3. O-ring seal; 4. Oil pan (upper); 5. Cylinder block; 6. O-ring seal; 7. Oil filter; 8....
Ignition coils, spark plugs and valve cover
1. Valve cover; 2. Ignition coil; 3. Spark plug; 4. Valve cover gasket; A. See above Removal and installation Removal 1. Disconnect the air duct and resonator assembly....
1. Valve cover; 2. Ignition coil; 3. Spark plug; 4. Valve cover gasket; A. See above Removal and installation Removal 1. Disconnect the air duct and resonator assembly....
Fuel injectors and fuel lines
1. Fuel hose; 2. Quick release nipple cap; 3.Fuel pipe; 4. Fuel pipe protective cover; 5. O-ring (blue); 6. Clamp; 7. Fuel injector; 8. O-ring seal (brown); 9. Intake...
1. Fuel hose; 2. Quick release nipple cap; 3.Fuel pipe; 4. Fuel pipe protective cover; 5. O-ring (blue); 6. Clamp; 7. Fuel injector; 8. O-ring seal (brown); 9. Intake...
Camshafts — removal and installation
1. Camshaft angle sensor (PHASE); 2. O-ring seal; 3. Bracket of the camshaft angle sensor; 4. Sealing washer; 5. Bracket (No. 1) of camshafts; 6. Camshaft sprocket...
1. Camshaft angle sensor (PHASE); 2. O-ring seal; 3. Bracket of the camshaft angle sensor; 4. Sealing washer; 5. Bracket (No. 1) of camshafts; 6. Camshaft sprocket...
Oil seals — removal and installation
Valve seals Removal and installation Removal 1. Remove the camshafts. See above . 2. Remove the valve lifters. See above . 3. Turn the crankshaft until the piston of the...
Valve seals Removal and installation Removal 1. Remove the camshafts. See above . 2. Remove the valve lifters. See above . 3. Turn the crankshaft until the piston of the...
Technical data and specifications — Engine QR25DE
General information Cylinder arrangement 4 in a row Cylinder capacity, cm³ 2,488 Cylinder diameter and piston stroke, mm 89.0x100.0 Valve arrangement Double overhead...
General information Cylinder arrangement 4 in a row Cylinder capacity, cm³ 2,488 Cylinder diameter and piston stroke, mm 89.0x100.0 Valve arrangement Double overhead...
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- General information
- Control devices
- Operating instructions
- Maintenance
- Powertrain MR20DE
- Engine repair
- Lubrication system
- Cooling system
- Control system
- Fuel and exhaust system
- Powertrain QR25DE
- Engine repair
- Lubrication system
- Cooling system
- Control system
- Transmission
- Clutch
- Mechanical gearbox
- Variator (CVT)
- Transfer case
- Chassis
- Front suspension
- Rear suspension
- Brake system
- Steering
- Body
- Exterior (external elements)
- Interior (internal elements)
- Doors, locks and windows
- Electrical equipment
- Lighting system
- Windshield wipers and washers
- Engine electrical equipment
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