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Home >> Mercedes Benz >> 2017 >> GLS63 AMG >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Mixture Formation - 166 Chassis 3 Of 5 >> Testing & Repair >> Mount High-Fuel Pressure Lines >> Mount High-Pressure Fuel Lines - AR07.03-P-1010-02MMB

Mount High-Pressure Fuel Lines - AR07.03-P-1010-02MMB

ENGINE 157, 278 

MODIFICATION NOTES

04.07.2016 Union nut fuel line to fuel manifold   BA07.03-P-1001-01E
04.07.2016 Union nut fuel line on high pressure pump   BA07.03-P-1002-01E
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation ENGINE 157 ENGINE 278
BA07.03-P-1001-01E Union nut, fuel line to fuel distributor In case of reusability   Nm 22 22
For new lines Stage 1 Nm 15 15
Stage 2 ∠° 90 90
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation ENGINE 157 ENGINE 278
BA07.03-P-1002-01E Union nut, fuel line to high-pressure pump In case of reusability   Nm 22 22
For new lines Stage 1 Nm 15 15
Stage 2 ∠° 90 90
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation ENGINE 157 ENGINE 278
BA07.03-P-1003-01E Bolt, fuel line service valve to cylinder head cover Nm 9 9
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation ENGINE 157 ENGINE 278
BA07.03-P-1004-01E Bolt, right bracket for fuel line clamp to high pressure pump drive housing/cylinder head Nm 14 14
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation ENGINE 157 ENGINE 278
BA07.03-P-1005-01E Bolt, left bracket for high pressure line clamp to cylinder head cover/cylinder crankcase Nm 9 9
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation ENGINE 157 ENGINE 278
BA07.03-P-1006-01E Bolt, fuel line clamp to charge air distribution line Nm 5 5
INJECTION NOZZLES, INJECTION VALVES, LINES

Number Designation ENGINE 157 ENGINE 278
BA07.03-P-1008-01E Fuel line union nut on service valve Nm 24 24

NOTES The union nuts for the low-pressure line (1a) and the high-pressure lines (1b, 1c, 1d) may only be tightened with torque after  installation of the low-pressure line (1a) and the high-pressure lines (1b, 1c, 1d).

Leakage will occur otherwise. Do not kink or bend the low-pressure line (1a) and high-pressure line (1b, 1c, 1d).

  1. Mount low-pressure line (1a) loosely on high-pressure pumps (2l, 2r) and on the left cylinder head cover.

    IMPORTANT Tighten screw/bolts (7) after alignment of the low-pressure line (1a) and tighten the high-pressure lines (1b, 1c, 1d) using torque.

    G14133764Courtesy of MERCEDES-BENZ USA
  2. Mount high-pressure line (1b) on left rail (3l) and on left high-pressure pump (2l).
  3. Mount high-pressure line (1c) on left and right rail (3l, 3r).
  4. Mount high-pressure line (1b) on right rail (3r) and on right high-pressure pump (2lr).

    IMPORTANT Clamps (5, 6) must be aligned before screwing on. Ensure correct routing of the low-pressure line (1a) and the high-pressure lines (1b, 1c, 1d).

  5. Mount clamps (5) for the low-pressure line (1a) and the high-pressure lines (1b, 1c) on the intake manifold.
  6. Mount clamps (6) for the low-pressure line (1a) and the high-pressure lines (1b, 1c, 1d) on cylinder head covers.
  7. Mount union nut of the fuel line on fuel distributor for low-pressure line (1a).
  8. Tighten union nuts with torque.

    NOTES Comply with the tightening torques exactly.

    Leaks can occur otherwise.

  9. Mount plastic retaining clip (4) between the low-pressure line (1a) and high-pressure line (1d).