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P0108 — MAP Sensor High Input

Medium Severity  ·  Sensors

OBD-II code P0108 means your vehicle's ECU detected: MAP Sensor High Input. Below: causes, step-by-step fixes, and repair cost — free, no signup needed.

Drivable short-term but schedule a diagnosis soon. Prolonged driving can worsen the issue.
Typical Repair Cost
$100–$300
Parts + labor, national average
Severity
Medium
Schedule repair soon
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Common Causes of P0108

  • Vacuum leak
  • Failed MAP
  • Wiring short to power
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How to Fix Code P0108

1
Check vacuum lines
2
Replace MAP sensor

FAQ — Code P0108

What does OBD-II code P0108 mean?
P0108 means your vehicle's onboard computer detected: MAP Sensor High Input. This is a medium-severity code in the Sensors category.
How much does it cost to fix code P0108?
Typical repair cost for P0108 is $100–$300 including parts and labor. Costs vary by vehicle make, model, and location. A free scan at AutoZone or O'Reilly is a good first step.
Can I drive my car with code P0108?
Code P0108 is generally safe for short trips, but have it diagnosed soon to prevent the problem from worsening.
What are the most common causes of P0108?
The most common causes are: Vacuum leak, Failed MAP, Wiring short to power. Always start with the cheapest diagnosis step before replacing parts.
Will code P0108 clear itself?
Code P0108 will clear itself after the underlying issue is fixed and the ECU completes several successful drive cycles. Clearing it without fixing the root cause only masks the problem temporarily.

Is P0108 showing on your car?

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OBD-II code data is based on SAE J2012 standards and general repair industry data. Repair costs are national averages and vary by vehicle, location, and shop. Always consult a qualified mechanic for a diagnosis specific to your vehicle.