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 MANUALSVOLVO2007XC90 AWD L6-3.2L VIN 98 B6324SREPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONP CODE CHARTSP2118DIAGNOSTIC TROUBLE CODE (DTC) INFORMATION
2007 Volvo XC90 AWD L6-3.2L VIN 98 B6324S
Diagnostic Trouble Code (DTC) Information
2007 Volvo XC90 AWD L6-3.2L VIN 98 B6324SSECTION Diagnostic Trouble Code (DTC) Information
Diagnostic trouble code (DTC) information ECM-P211800
Condition
Engine control module (ECM) checks the signals from the electronic throttle unit.
If engine control module (ECM) detects electrical malfunction of the electronic throttle unit, the diagnostic trouble code is generated.
The diagnostic trouble code can be diagnosed with the ignition on.
Substitute value
- Cruise control turned off when malfunction is active.
- Feed to the electronic throttle unit shuts off, so that the throttle disc is turned to return position.
Possible source
- Cables to the electronic throttle unit short-circuited to voltage or ground.
- Electrical malfunction of electronic throttle unit (Damaged electronic throttle unit.)
- Damaged engine control module (ECM).
Fault symptom[s]
- Poor performance.
- Uneven idle.
- The cruise control does not function at all
- Message in information display
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.