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Risk of explosion
caused by fuel igniting, risk of poisoning
caused by inhaling and swallowing fuel and risk of injury
to eyes and skin caused by contact with fuel. |
No fire, sparks, open flames or smoking.
Only pour fuels into suitable and appropriately marked containers. |
AS47.00-Z-0001-01A |
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Wear protective clothing when handling fuel. |
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Notes on avoiding damage to electronic components due to electrostatic discharge |
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AH54.00-P-0001-01A |
| 1 |
Switch ignition off, remove ignition key (transmitter key). |
On vehicles with code 889 Keyless Go: Press keyless go start/stop button repeatedly until the ignition is switched off. Remove the Keyless Go transmitter card or transmitter key from the vehicle and store beyond the reach of the transmitter (min. 2 m). |
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| 2 |
Remove air filter housing |
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AR09.10-P-1150TS |
| 3 |
Remove the right connector (R) at the ME-SFI [ME] control unit (N3/10) |
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| 4 |
Disconnect electrical connectors (1a, 1b) |
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| 5 |
Remove jack for electrical connector (1b) on fuel distributor (2) |
Installation:
Install new tie straps. |
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| 6 |
Remove electrical feed line (1c) from left control unit holder (3l) |
Installation:
Install new tie straps. |
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| 7 |
Detach ME-SFI [ME] control unit (N3/10) from left control unit holder (3l) and right control unit holder (3r) and lay to one side |
Do not
remove left connector (L) at MESFI [ME] control unit (N3/10). |
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| 8 |
Detach brake booster vacuum hose from resonance intake manifold (7) |
Vehicles with Adaptive Brake (ABR) |
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| 9 |
Remove hot film mass air flow sensor (B2/5) |
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AR07.07-P-1453TS |
| 10 |
Remove air guide housing (4) |
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AR09.20-P-0080TS |
| 11 |
Disconnect hose (5a) and hose (5b) for crankcase ventilation system |
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| 12 |
Remove the right control unit holder (3r) |
 |
*BA07.08-P-1002-01A |
| 13 |
Remove feed line duct (6a) from cylinder head cover and resonance intake manifold (7) |
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*BA15.18-P-1001-01B |
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*BA15.18-P-1002-01B |
| 14 |
Remove feed duct (6b) from resonance intake manifold (7) |
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*BA15.18-P-1001-01B |
| 15 |
Remove left rear motor suspension lug (8) |
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*BA01.30-P-1005-01O |
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*BA15.18-P-1003-01B |
| 16 |
Remove feed line duct (6c) from cylinder head cover |
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*BA15.18-P-1002-01B |
| 17 |
Release and disconnect electrical connectors at fuel injection valves (Y62) |
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| 18 |
Release and disconnect electrical connectors on left intake manifold tumble flap position sensor (B28/9) and right intake manifold tumble flap position sensor (B28/10) |
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| 19 |
Disconnect electrical connector (9). |
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| 20 |
Release and disconnect electrical connector at throttle valve actuator (M16/6) |
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| 21 |
Disconnect electrical connector from electrical air pump (M33) |
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| 22 |
Reduce fuel pressure via the service valve (10) |
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AR07.03-P-1460-01VA |
| 23 |
Disconnect the fuel line (11) from the fuel distributor (2) |
Catch escaping fuel with an absorbent rag! |
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Seal connections immediately with stop plugs 
.
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Fig 3 |
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*BA07.03-P-1001-01B |
| 24 |
Remove bolts (7a) |
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*BA09.20-P-1001-01N |
| 25 |
Lift resonance intake manifold (7) to the front and detach pneumatic lines (12) from connection fittings at resonance intake manifold (7) |
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| 26 |
Take out the resonance intake manifold (7) |
Installation:
Replace gaskets (7b). |
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| 27 |
Cover the openings in the cylinder heads |
Installation:
Objects that have entered the intake tract must always be removed before fitting the resonance intake manifold (7); otherwise there may be engine damage. |
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Remove components from resonance intake manifold |
Only perform work steps 28 to 31 when replacing resonance intake manifold (7) |
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| 28 |
Detach left control unit holder (3l) from resonance intake manifold (7) |
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*BA07.08-P-1002-01A |
| 29 |
Detach fuel distributor (2) with fuel injection valves (Y62) from resonance intake manifold (7) |
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*BA07.03-P-1002-01B |
| 30 |
Detach throttle valve actuator (M16/6) from resonance intake manifold (7) |
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*BA07.61-P-1001-01D |
| 31 |
Remove left intake manifold tumble flap position sensor (B28/9) and right intake manifold tumble flap position sensor (B28/10) from resonance intake pipe (7) |
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| 32 |
Install in the reverse order |
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Checking |
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Risk of accident
caused by vehicle starting off by itself when engine is running. Risk of injury
caused by contusions and burns during starting procedure or when working near the running engine |
Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not grasp hot or rotating parts. |
AS00.00-Z-0005-01A |
| 33 |
Carry out an engine test run and check the intake tract and fuel system for leaks |
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