Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCEDES BENZ2021GT C AMG 2D CONVERTIBLEREPAIR AND DIAGNOSISENGINE MECHANICALCOOLING FANAIR INTAKE, TURBOCHARGING -- 190 CHASSISTESTING & REPAIRREMOVE/INSTALL BOOST PRESSURE CONTROL PRESSURE TRANSDUCER - AR09.41-P-2004MNB
2021 Mercedes Benz GT C AMG 2D Convertible
Remove/Install Boost Pressure Control Pressure Transducer - AR09.41-P-2004MNB
2021 Mercedes Benz GT C AMG 2D ConvertibleSECTION Remove/Install Boost Pressure Control Pressure Transducer - AR09.41-P-2004MNB
Engine 178 in model 190
| Risk of injury. Skin or eye injuries may result when handling hot or glowing objects. | Wear protective gloves, protective clothing and safety glasses, if necessary. | AS00.00-Z-0002-01A | |
| Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels. |
AS00.00-Z-0017-01A | |
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notice | Notes on avoiding damage through contamination and foreign objects | AH00.00-P-5000-01A | |
| Remove/install | |||
| 1 | Remove rear Engine compartment lining. | Engine 178 in model 190.381 | AR61.20-P-1105RGB |
| Engine 178 in model 190 (except 190.381) | AR61.20-P-1105RG | ||
| 2 | Remove the front-right underfloor paneling. | Engine 178 in model 190.381 | AR61.30-P-1001RG |
| 3 | Loosen nut (2). | *BA09.41-P-1005-01X | |
| 4 | Remove the nuts (4) and remove the boost pressure control pressure transducer (Y77/1). | *BA09.41-P-1005-01X | |
| 5 | Release and disconnect electrical connector (3). | ||
| 6 | Remove the vacuum lines (1) from the boost pressure control pressure transducer (Y77/1). | ||
| 7 | Install in the reverse order. | ||
| Concluding tasks | |||
| 8 | Connect diagnostic system, read out fault memory and clear if necessary. | ||
| AD00.00-P-2000-04B | |||
| Risk of burn injuries , suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust. | Wear protective clothing and safety glasses. Use the extraction system. Move people out of the danger zone. | AS49.00-Z-0001-01A | |
| Risk of accident from vehicle starting off by itself when Engine running. Risk of injury (bruises and burns) resulting from working on the Engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. |
AS00.00-Z-0005-01A | |
| 9 | Perform Engine test run. While doing so, check Engine for proper operation and leak tightness. |
CHARGE AIR LINE/CHARGE AIR COOLING
| Number | Designation | Engine 178 | |
|---|---|---|---|
| BA09.41-P-1005-01X | Bolt, boost pressure sensor upstream/downstream of throttle valve | Nm | 6 |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.