← View Generic P0577 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2019 Ford F150 PICKUP
P0577: P0577: Idle Air Control (IAC) Motor Circuit Malfunction
on 2019 Ford F150 PICKUP
Fix Cost
$100 - $300
Parts & Labor
Difficulty
3/5
1-2 hours
DIY Possible?
✅ Yes
Save money
Your Vehicle
2019 Ford
F150 PICKUP
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Important for 2019 Ford F150 PICKUP Owners
Before starting repairs, verify which engine your 2019 Ford F150 PICKUP has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does P0577 Mean on 2019 Ford F150 PICKUP?
The idle air control (IAC) motor circuit has malfunctioned, preventing the engine from maintaining a stable idle speed.
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Symptoms
- • Rough idle
- • hesitation
- • stalling
- • or difficulty starting
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Common Causes
- • Faulty IAC motor
- • dirty or clogged IAC valve
- • vacuum leaks
- • faulty throttle position sensor
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How to Fix P0577 on 2019 Ford F150 PICKUP
1. Disconnect battery to reset ECU, 2. Clean or replace IAC valve, 3. Check and repair vacuum leaks, 4. Replace faulty throttle position sensor
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Need Maintenance Info for Your F150 PICKUP?
Get oil capacity, filter specs, and torque settings for your specific 2019 Ford F150 PICKUP.
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Essential Tool
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Related Diagnostic Codes
Other codes that may appear with P0577
P0575
Sequential Code
P0575: Idle Air Control (IAC) Motor Circuit Malfunction
Medium
P0576
Sequential Code
P0576: Idle Air Control (IAC) Motor Circuit Malfunction
Medium
P0578
Sequential Code
P0578: Idle Air Control (IAC) Motor Circuit Malfunction
Medium
P0579
Sequential Code
P0579: Idle Air Control (IAC) Motor Circuit Malfunction
Medium
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system