P0585 — Cruise Control Multi-Function Input A/B Correlation

What Does P0585 Mean?

P0585 is a diagnostic trouble code indicating: Cruise Control Multi-Function Input A/B Correlation. This code relates to the vehicle speed and idle control system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P0585

⚠️ Check Engine Light (MIL) illuminated
⚠️ Cruise Control Multi-Function Input A/B Correlation not functioning as expected
⚠️ Related system may be in fail-safe mode
⚠️ Erratic idle speed

Common Causes

🔍 Faulty Cruise Control Multi-Function Input A/B Correlation
🔍 Wiring or connector issue in Cruise Control Multi-Function Input A/B Correlation circuit
🔍 Related mechanical or electrical fault
🔍 ECM/PCM issue (rare)

Frequently Asked Questions

What does P0585 mean?

P0585 indicates: Cruise Control Multi-Function Input A/B Correlation. The vehicle's computer has detected that the Cruise Control Multi-Function Input A/B Correlation is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P0585?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P0585 for extended periods may cause additional problems.

How much does it cost to fix P0585?

Repair costs for P0585 typically range from $80 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

🔧 Inspect Cruise Control Multi-Function Input A/B Correlation and related wiring
🔧 Replace faulty Cruise Control Multi-Function Input A/B Correlation

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P0585: Cruise Control Multi-Function Input A/B Correlation