Cruise Control Vent Control Circuit High
The P0590 code means the vehicle's onboard diagnostic system has detected: Cruise Control Vent Control Circuit High. This is a low severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- moderate
- Estimated cost
- $50 - $400 (parts and labor)
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What Are the Symptoms of P0590?
- Check Engine Light on
- Cruise vent solenoid circuit reads high
- Cruise control system inoperative
- No response from cruise control buttons
What Causes P0590? (Most Likely First)
- Open or short to power in cruise vent circuit Very High
- Wiring damage or corrosion in the circuit High
- Poor connector contact or backed-out pins Moderate
- ECM or control module circuit failure Low
Can I Still Drive with P0590?
Yes, but fix soon. P0590 is rated low severity. It is not an immediate stop-driving fault, but it will not clear itself — book the repair rather than ignoring the light.
Frequently Asked Questions
What does P0590 mean?
P0590 indicates a malfunction in the cruise control vent control circuit high. This prevents the cruise control system from operating correctly.
Can I still drive with this cruise control code?
Yes. Cruise control codes do not affect normal vehicle operation. The vehicle drives normally; only the cruise control convenience feature is affected.
Should I fix a cruise control code right away?
Cruise control codes are low priority for drivability and safety. However, the Check Engine Light may mask other more serious codes. Consider diagnosis when convenient.
Mechanics Guide Step-by-step diagnosis
How Do You Diagnose P0590?
-
Use a scan tool to read Cruise Control Vent Control related data
-
Inspect all related wiring and connectors for damage, corrosion, or loose connections
-
Measure circuit voltage and resistance to identify opens, shorts, or high resistance
-
Command the affected component with a scan tool to verify it responds to ECM commands
Sources 1
This page is built from documented references. Verify against your own service info before repair work.
- SAE J2012Diagnostic Trouble Code Definitions (defines the generic OBD-II code ranges)
Which Vehicles Commonly Get P0590?
- 2008-2018 Ford F-150
- 2010-2020 Toyota Camry
- 2009-2019 Honda Accord
- 2011-2020 Chevrolet Silverado
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