Land Rover Defender: High/Low-Pressure Fuel System Bleeding
High-Pressure Fuel System Bleeding
GENERAL PROCEDURES
WARNING: Avoid flames, sparks or lighted substances.
CAUTION:
This procedure is necessary if any of the following fuel system components are removed, disconnected or replaced:
- High pressure fuel pump
- High pressure fuel lines
- Fuel injectors
1. Before handling any components within the fuel system make sure that the fuel health and safety guidelines are followed.
2.
CAUTION: Do not start the engine.
Repeat the following procedure 3 times.
- Set the ignition to the ON position.
- Wait for 65 seconds.
- Set the ignition to the OFF position.
3.
CAUTION: Do not crank the engine for more than 20 seconds.
Start the engine and allow to idle for 60 seconds.
Low-Pressure Fuel System Bleeding
GENERAL PROCEDURES
WARNING: Avoid flames, sparks or lighted substances.
CAUTION: This procedure is necessary if any of the following fuel system components are removed, disconnected or replaced:
- Fuel tank
- Low pressure fuel pump
- Low pressure fuel lines
- Fuel filter
- Fuel cooler
1. Before handling any components within the fuel system make sure that the fuel health and safety guidelines are followed.
2.
CAUTION: Do not start the engine.
Repeat the following procedure 3 times.
- Set the ignition to the ON position.
- Wait for 65 seconds.
- Set the ignition to the OFF position.
3.
CAUTION: Do not crank the engine for more than 20 seconds.
Start the engine and allow to idle for 60 seconds.
Fuel Injection Component Cleaning
GENERAL PROCEDURES
CHECK
WARNING:
- Avoid flames, sparks or lighted substances.
- Wait for a minimum of 1 minute after the engine has stopped before carrying out any repair to the fuel system.
1. Before handling any components within the fuel system make sure that the fuel health and safety guidelines are followed.
2. Remove the engine cover.
3. Use a new brush that will not lose its bristles, brush cleaning fluid onto the components being removed and onto the surrounding area.
4. Use a pneumatic vacuum gun, remove all traces of cleaning fluid and foreign material.
5. Dispose of any used cleaning fluid and the brush after completing the repair.
6. Install the engine cover.
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Where practicable, the parking brake is applied and the wheels are
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Transmission Cooling - Vehicles With: 8HP70 8-Speed Automatic Transmission
AWD
DESCRIPTION AND OPERATION
COMPONENT LOCATION
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Engine coolant outlet
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