← View Generic P0204 Guide
Severity: High
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Vehicle-Specific Guide
This guide is customized for your 2019 Ford F150 PICKUP
P0204: Injector Circuit Malfunction Cylinder 4
on 2019 Ford F150 PICKUP
Fix Cost
$80 - $400
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 P0204 Mean on 2019 Ford F150 PICKUP?
The fuel injector for cylinder 4 has an electrical malfunction preventing proper fuel delivery.
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Symptoms
- • Cylinder 4 misfire
- • rough idle
- • poor fuel economy
- • black smoke
- • hard starting
- • engine shaking.
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Common Causes
- • Faulty fuel injector for cylinder 4
- • wiring problems to injector
- • injector driver circuit failure in ECM
- • clogged injector.
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How to Fix P0204 on 2019 Ford F150 PICKUP
Replace fuel injector for cylinder 4, repair wiring to injector, clean injector, test ECM injector driver.
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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 P0204
P0202
Sequential Code
Injector Circuit Malfunction Cylinder 2
High
P0203
Sequential Code
Injector Circuit Malfunction Cylinder 3
High
P0205
Sequential Code
Injector Circuit Malfunction Cylinder 5
High
P0206
Sequential Code
Injector Circuit Malfunction Cylinder 6
High
💡 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