Intake Manifold Air Temperature Sensor Circuit Low (Bank 2)
The P2080 code means the vehicle's onboard diagnostic system has detected: Intake Manifold Air Temperature Sensor Circuit Low (Bank 2). This is a low severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- easy
- Estimated cost
- $40 - $200 (parts and labor)
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Common Symptoms
- Check Engine Light on
- Bank 2 air temp reads very high
- Slight lean condition on Bank 2
- No severe symptoms
- Minor fuel economy change
Probable Causes (Ranked by Likelihood)
- Short to ground in Bank 2 air temp sensor circuit Very High
- Failed Bank 2 sensor High
- Wiring short near engine Moderate
- ECM Bank 2 input shorted Low
Step-by-Step Diagnostic Procedure
-
Measure Bank 2 sensor voltage
-
Check wiring for shorts to ground
-
Compare Bank 2 to Bank 1 readings
-
Replace sensor if confirmed faulty
Frequently Asked Questions
What does P2080 indicate?
P2080 indicates: Intake Manifold Air Temperature Sensor Circuit Low (Bank 2). The ECM detected an issue requiring diagnosis.
Is P2080 urgent?
Low priority, but repair to maintain efficiency.
What should I check first?
Start with a visual inspection of the sensor wiring and connector. Then use a scan tool to read live data and compare to expected values. A multimeter can verify sensor resistance and circuit integrity.
Sources
This page is built from documented references. Verify against your own service info before repair work.
P2080 on Diesel, EV & Equipment
The same code ID appears across other engines and platforms. The diagnostic flow varies by manufacturer — these are the platform-specific breakdowns:
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