2005 BMW 745Li N62B44 (E65)

E65 / Sedan / Global (notably North America, Europe, Asia)

N62B44Fiche exacte année/versionGold

Engine identity

Engine code

N62B44

Engine summary

4.4L V8 naturally aspirated, DOHC with variable valve timing (VANOS) and variable camshaft control (Valvetronic)

Displacement

4398 cc

Power

326 hp (243 kW) @ 6,600 rpm

Torque

450 Nm (332 lb-ft) @ 3,500 rpm

Fuel system

Sequential multi-point fuel injection

Timing drive

Chain-driven double overhead camshafts

Port OBD

Verify by VIN and market

Oils and fluids

Type d’huile

BMW Longlife-01 approved synthetic 5W-30

Capacité d’huile

Approximately 7.5 liters including filter; service fill and filter replacement required

Liquide de refroidissement

12 liters

Fluide

BMW approved automatic transmission fluid ATF Type LT 71141

Differential fluid

Gear oil GL-5 SAE 75W-90 (market-dependent)

Liquide de frein

DOT 4 synthetic brake fluid, change every 2 years

Service and parts data

Manual transmission

Not available for 745Li in 2005

Automatic transmission

6-speed ZF 6HP26 automatic with sequential manual shift mode

Spark plugs

NGK D-Power or equivalent platinum tip plugs, gap 0.8-0.9 mm

Service interval

BMW recommends service every 15,000 km or 12 months under normal driving conditions

Dimensions des pneus

Front 245/45ZR18, Rear 275/40ZR18

Couple de roue

Verify by VIN and market

Common and chronic problems

VANOS solenoid valve failures causing rough idling
Electric water pump failures leading to overheating
Timing chain wear and guide deterioration

First checks

Inspect VANOS system for error codes and function
Check cooling system for leaks and proper operation
Examine timing chain and guides for wear

Avant de remplacer des pièces

Save fault codes and freeze-frame data before clearing anything.
Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

745Li was only offered with long-wheelbase sedan body style in 2005
Technical-profile includes N62 V8 engine designation and transmission details
Market variations exist mostly in emission standards and optional equipment

Codes courants

Source and verification notes

BMW E65/E66 7 Series Workshop Manual 2005
BMW Technical Service Bulletins and Official Specification Sheets 2005

Outils compatibles

Verify by VIN and market

Questions fréquentes

What engine code does the 2005 BMW 745Li N62B44 (E65) use? 2005 BMW 745Li N62B44 (E65) is listed here with engine code N62B44; engine summary: 4.4L V8 naturally aspirated, DOHC with variable valve timing (VANOS) and variable camshaft control (Valvetronic).
What oil and capacity does the 2005 BMW 745Li N62B44 (E65) use? 2005 BMW 745Li N62B44 (E65) is listed with BMW Longlife-01 approved synthetic 5W-30 and oil capacity Approximately 7.5 liters including filter; service fill and filter replacement required. Confirm market and engine option before service.
What are common 2005 BMW 745Li N62B44 (E65) problems? Highlighted checks for 2005 BMW 745Li N62B44 (E65): VANOS solenoid valve failures causing rough idling, Electric water pump failures leading to overheating, Timing chain wear and guide deterioration.

Engine identity

Engine code

N62B44

Engine summary

4.4L V8 naturally aspirated, DOHC with variable valve timing (VANOS) and variable camshaft control (Valvetronic)

Displacement

4398 cc

Power

326 hp (243 kW) @ 6,600 rpm

Torque

450 Nm (332 lb-ft) @ 3,500 rpm

Fuel system

Sequential multi-point fuel injection

Timing drive

Chain-driven double overhead camshafts

Port OBD

Verify by VIN and market

Oils and fluids

Type d’huile

BMW Longlife-01 approved synthetic 5W-30

Capacité d’huile

Approximately 7.5 liters including filter; service fill and filter replacement required

Liquide de refroidissement

12 liters

Fluide

BMW approved automatic transmission fluid ATF Type LT 71141

Differential fluid

Gear oil GL-5 SAE 75W-90 (market-dependent)

Liquide de frein

DOT 4 synthetic brake fluid, change every 2 years

Service and parts data

Manual transmission

Not available for 745Li in 2005

Automatic transmission

6-speed ZF 6HP26 automatic with sequential manual shift mode

Spark plugs

NGK D-Power or equivalent platinum tip plugs, gap 0.8-0.9 mm

Service interval

BMW recommends service every 15,000 km or 12 months under normal driving conditions

Dimensions des pneus

Front 245/45ZR18, Rear 275/40ZR18

Couple de roue

Verify by VIN and market

Questions fréquentes

What engine code does the 2005 BMW 745Li N62B44 (E65) use? 2005 BMW 745Li N62B44 (E65) is listed here with engine code N62B44; engine summary: 4.4L V8 naturally aspirated, DOHC with variable valve timing (VANOS) and variable camshaft control (Valvetronic).

What oil and capacity does the 2005 BMW 745Li N62B44 (E65) use? 2005 BMW 745Li N62B44 (E65) is listed with BMW Longlife-01 approved synthetic 5W-30 and oil capacity Approximately 7.5 liters including filter; service fill and filter replacement required. Confirm market and engine option before service.

What are common 2005 BMW 745Li N62B44 (E65) problems? Highlighted checks for 2005 BMW 745Li N62B44 (E65): VANOS solenoid valve failures causing rough idling, Electric water pump failures leading to overheating, Timing chain wear and guide deterioration.

2005 BMW 745Li N62B44 (E65)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Avant de remplacer des pièces

Important notes

Scanning Engine...

2005 BMW 745Li N62B44 (E65)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Avant de remplacer des pièces

Important notes