Injector (206), Z19DTR
Injector (206), Z19DTR |
To remove |
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Important | ||
Be very thorough in terms of cleanliness when working in the fuel system. Malfunctions can also occur due to very small dirt particles. Prevent dirt from entering the fuel system by cleaning the hoses and plugging the pipes and lines upon removal using 93 161 370 Plug set. Store the components so that contaminants cannot enter. |
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Important | ||
If the injectors are to be refitted, mark the injectors so that they can be refitted to the same cylinder. |
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1. |
Open the bonnet.
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2. |
Remove the upper engine cover and insulation.
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3. |
Remove the engine cover brackets (A).
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4. |
Remove the bolts of the cable duct (B).
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5. |
Unplug the injector connectors (C).
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6. |
Detach the fuel return hoses (D).
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7. |
Detach the fuel pipes (E) from the injectors and fuel rail. Hold the injector with a spanner when detaching the pipe.
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8. |
Undo the hose clip (G) and the bolts (F) holding the crankcase ventilation pipe.
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9. |
Remove the injector (A) with holder. If the nozzles cannot be lifted by hand, use removal tool:
32 025 013 Injector removal tool
with
83 90 270 Sliding hammer
and
32 025 012 Sliding hammer adapter
(B).
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10. |
Remove the injectors in the following order:
1-2-3-4
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11. |
Clean the injector sealing surfaces (A) in the cylinder head using
32 025 010 Cleaning tool
(B).
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To fit |
Important | ||
If new injectors are to be fitted, read and make a note of its classification code. The code is to be used when programming using the diagnostic tool. |
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1. |
Fit the injectors (A) with new seals (B) in the following order: 4-3-2-1.
Tightening torque 25 Nm (18 lbf ft) |
2. |
Fit the hose clip (G) and the bolts (F) of the crankcase ventilation pipe.
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3. |
Check that the fuel pipe sealing surfaces are clean and free of damage. Fit the fuel pipes (E) without tension and mount the nuts by hand.
Tightening torque 25 Nm (18 lbf ft) |
4. |
Attach the fuel return hoses (D).
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5. |
Plug in the injector connectors (C).
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6. |
Fit the bolts of the cable duct (B).
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7. |
Fit the engine cover mountings (A).
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8. |
If new injectors are fitted
: Connect the diagnostic tool for programming. Select Mneu - Engine - Engine management system - Adjustment -
Injector Replaced.
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9. |
Start the engine and check that the fuel system is not leaking.
Connect the diagnostic tool and erase any diagnostic trouble codes. |
10. |
Fit the insulation and the upper engine cover.
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