Page 1585 of 3039
Published: 11-May-2011
Fuel Tank and Lines - V8 5.0L Petrol/V8 S/C 5.0L Petrol - Fuel Tank and Lines - System Operation and Component Description
Description and Operation
Control Diagram
NOTE: A = Hardwired
Item Description 1 Battery 2 Megafuse (250A) 3 RJB (rear junction box) 4 CJB (central junction box). 5 ECM (engine control module) 6 DMTL Pump
Page 1596 of 3039

Visual Inspection
Mechanical Electrical
Low/contaminated fuel
Fuel supply/return line(s)
Fuel tank and filler pipe
Fuel leak(s)
Fuel filler cap
Fuel filter
Push connect fittings
Fuel pump
Fuses
Links
Relays
Fuel Pump Driver Module (FPDM)
Fuel pump module
Sensor(s)
Engine control module (ECM)
Rear Junction Box (RJB)
Restraints Control Module (RCM)
3. If an obvious cause for an observed or reported concern is found, correct the cause (if possible) before proceeding to
the next step
4. If the cause is not visually evident, verify the symptom and refer to the Symptom Chart, alternatively check for
Diagnostic Trouble Codes (DTCs) and proceed to the DTC Index
Symptom Chart
Symptom Possible Causes Action Engine cranks, but does not
fire
Engine breather system
disconnected/restricted
Ignition system
Fuel system
Electronic engine control
Ensure the engine breather system is free from
restriction and is correctly installed
Check for ignition system, fuel system and electronic
engine control DTCs and refer to the relevant DTC
Index Engine cranks and fires, but
will not start
Evaporative emissions purge
valve
Fuel pump
Spark plugs
HT short to ground (tracking)
check rubber boots for
cracks/damage
Ignition system
Check for evaporative emissions, fuel system and
ignition system related DTCs and refer to the
relevant DTC Index Difficult cold start
Engine coolant level/anti-
freeze content
Battery
Electronic engine controls
Fuel pump
Purge valve
Check the engine coolant level and condition
Ensure the battery is in a fully charged and
serviceable condition
Check for electronic engine controls, engine
emissions, fuel system and evaporative emissions
system related DTCs and refer to the relevant DTC
Index Difficult hot start
Injector leak
Electronic engine control
Purge valve
Fuel pump
Ignition system
Check for injector leak, install new injector as
required
Check for electronic engine controls, evaporative
emissions, fuel system, ignition system and engine
emission system related DTCs and refer to the
relevant DTC Index Difficult to start after hot
soak (vehicle standing,
engine off, after engine has
reached operating
temperature)
Injector leak
Electronic engine control
Purge valve
Fuel pump
Ignition system
Check for injector leak, install new injector as
required
Check for electronic engine controls, evaporative
emissions, fuel system, ignition system and engine
emission system related DTCs and refer to the
relevant DTC Index Engine stalls soon after start
Breather system
disconnected/restricted
ECM relay
Electronic engine control
Ignition system
Air intake system restricted
Air leakage
Fuel lines
Ensure the engine breather system is free from
restriction and is correctly installed
Check for electronic engine control, ignition system
and fuel system related DTCs and refer to the
relevant DTC Index
Check for blockage in air filter element and air
intake system
Check for air leakage in air intake system Engine hesitates/poor
acceleration
Fuel pressure, fuel pump,
fuel lines
Injector leak
Air leakage
Check for fuel system related DTCs and refer to the
relevant DTC Index
Check for injector leak, install new injector as
required www.JagDocs.com
Page 1599 of 3039
Published: 11-May-2011
Fuel Tank and Lines - V8 5.0L Petrol/V8 S/C 5.0L Petrol - Fuel Level Sender
Removal and Installation
Removal
NOTE: Removal steps in this procedure may contain installation details.
1. Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
2. Refer to: Fuel Pump and Sender Unit (310-01C Fuel Tank and Lines - V8 5.0L Petrol/V8 S/C 5.0L Petrol, Removal and Installation).
3.
Installation
1. To install, reverse the removal procedure.
Page 1605 of 3039
Published: 11-May-2011
Fuel Tank and Lines - V8 5.0L Petrol/V8 S/C 5.0L Petrol - Fuel Tank
Removal and Installation
Removal
NOTE: Removal steps in this procedure may contain installation details.
1. Refer to: Petrol and Petrol-Ethanol Fuel Systems Health and Safety Precautions (100-00 General Information, Description and Operation).
2. Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
3. Refer to: Fuel Tank Draining (310-00 Fuel System - General Information, General Procedures).
4. WARNING: Do not work on or under a vehicle supported only by a jack.
Always support the vehicle on safety stands.
Raise and support the vehicle.
5. Refer to: Driveshaft - V8 5.0L Petrol/V8 S/C 5.0L Petrol (205-01 Driveshaft, Removal and Installation).
6. NOTE: Some variation in the illustrations may occur, but
the essential information is always correct.
Torque: 10 Nm
7. Torque: 4.8 Nm
Page 1609 of 3039
Published: 18-Jun-2014
Fuel Tank and Lines - V8 5.0L Petrol/V8 S/C 5.0L Petrol - Fuel Tank Filler
Pipe
Removal and Installation
Removal
NOTE: Removal steps in this procedure may contain installation details.
1. Refer to: Diesel Fuel System Health and Safety Precautions (100-00 General Information, Description and Operation).
Refer to: Petrol and Petrol-Ethanol Fuel Systems Health and Safety Precautions (100-00 General Information, Description and Operation).
2. Open the fuel filler door and remove the cap.
3. WARNING: Do not work on or under a vehicle supported only by a
jack. Always support the vehicle on safety stands.
Raise and support the vehicle.
4. Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
5. Remove the right-hand wheel and tire.
Refer to: Wheel and Tire (204-04 Wheels and Tires, Removal and Installation).
Page 1614 of 3039
Published: 31-Oct-2013
Fuel Tank and Lines - V8 5.0L Petrol/V8 S/C 5.0L Petrol - Fuel Rail High-Pressure Fuel Pump Supply Line
Removal and Installation
Removal
NOTES:
Some variation in the illustrations may occur, but the essential information is always correct.
Some illustrations may show the engine removed for clarity.
1. Depressurize the fuel system.
Refer to: Fuel System Pressure Release - V8 5.0L Petrol/V8 S/C 5.0L Petrol (310-00 Fuel System - General Information, General Procedures).
2. Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
3. WARNING: Do not smoke or carry lighted tobacco or open
flame of any type when working on or near any fuel related
components. Highly flammable mixtures are always
present and may ignite. Failure to follow these instructions
may result in personal injury.
CAUTIONS:
Be prepared to collect escaping fuel.
Make sure that all openings are sealed. Use new
blanking caps.
Page 1629 of 3039
17.
18. Torque: 12 Nm
NOTE: If equipped.
19. Refer to: Air Deflector (501-02 Front End Body Panels, Removal and Installation).
20. Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
Page 1635 of 3039
Acceleration Control - Accelerator Pedal
Removal and Installation
Removal
NOTE: Removal steps in this procedure may contain installation details. Published: 11-May-2011
1. Refer to: Battery Disconnect and Connect (414-01 Battery, Mounting and Cables, General Procedures).
Installation
2.
3. Torque: 9 Nm
1. To install, reverse the removal procedure.