P200A on 2006-2015 Mercedes-Benz M-Class (ML320 CDI, ML350 CDI, ML350 BlueTEC, ML250 BlueTEC) — Intake Manifold Runner Performance Bank 1
1 vehicles · 1 makes · $150-$700 repair
Most Reported On
P200A is an OBD-II diagnostic trouble code meaning “Intake Manifold Runner Performance Bank 1.” P200A indicates the engine control module (ECM) has detected that the intake manifold runner control (IMRC) system for Bank 1 is not performing within its expected range. The intake manifold runners (swirl/tumble flaps) adjust airflow into the cylinders to optimize fuel atomization and combustion across different engine speeds and loads, and this code sets when the actual runner position or resulting airflow does not match the commanded value. This code is most commonly reported on 2006-2015 Mercedes-Benz M-Class (ML320 CDI, ML350 CDI, ML350 BlueTEC, ML250 BlueTEC), with repair costs ranging from $150 to $700.
Common Causes
Typical Repair Cost
Based on 1 documented vehicle-specific issues. Actual cost depends on root cause and vehicle.
Diagnostic Tools
To diagnose P200A, you'll need an OBD-II scanner. Here are our recommendations at every price point.
ANCEL AD310 Classic OBD-II Scanner
by ANCEL
A simple, affordable code reader that reads and clears check engine codes. Great for quick diagnostics on any OBD-II vehicle (1996+).
- Read & clear engine codes
- View freeze frame data
- I/M readiness status
- No batteries or app needed
BlueDriver Pro Bluetooth Scanner
by BlueDriver
Bluetooth OBD-II scanner with a free companion app. Provides enhanced diagnostics, smog readiness, and repair reports sourced from a database of verified fixes.
- Enhanced diagnostics (ABS, SRS, transmission)
- Repair Reports with verified fixes
- Smog check readiness
- Free app (iOS & Android)
LAUNCH CRP123X OBD-II Scanner
by LAUNCH
A professional-grade handheld scanner that reads all four major systems (engine, transmission, ABS, SRS) with live data streaming and graphing.
- Engine, transmission, ABS, SRS diagnostics
- Live data stream & graphing
- AutoVIN for vehicle identification
- Free lifetime updates via Wi-Fi
Autel MaxiCOM MK808S Diagnostic Tool
by Autel
Shop-level diagnostic tablet with bi-directional control, active tests, and full system coverage. Ideal for serious DIYers and small shops.
- All-system diagnostics (25+ modules)
- Bi-directional control & active tests
- Oil reset, EPB, BMS, TPMS, injector coding
- 7-inch touchscreen with Android OS
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FAQ
What does P200A mean?
P200A stands for "Intake Manifold Runner Performance Bank 1." P200A indicates the engine control module (ECM) has detected that the intake manifold runner control (IMRC) system for Bank 1 is not performing within its expected range. The intake manifold runners (swirl/tumble flaps) adjust airflow into the cylinders to optimize fuel atomization and combustion across different engine speeds and loads, and this code sets when the actual runner position or resulting airflow does not match the commanded value.
What are the most common causes of P200A?
The most common causes of P200A are: Stuck, broken, or carbon-clogged intake manifold runner flaps or shafts, Faulty intake manifold runner control (IMRC) actuator or motor, Failed or out-of-range intake manifold runner position sensor, Vacuum leaks or failed vacuum-actuated control diaphragm (on vacuum-operated systems), Damaged or disconnected runner control linkage, Wiring/connector faults to the IMRC actuator or position sensor, or a faulty ECM. The specific cause varies by vehicle.
How much does it cost to fix P200A?
Repair costs for P200A range from $150 to $700, depending on the vehicle and root cause.
Which vehicles are affected by P200A?
Au7o has documented P200A across 1 vehicle models from 1 manufacturers: Mercedes-Benz.
Content compiled with AI assistance using NHTSA complaints, TSBs, and owner reports. May contain errors. Always verify with your vehicle's service manual.