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P0352

Ford Ranger Hub All Ford P0352Critical Severity

P0352 on Ford Ranger

Ignition Coil B Primary/Secondary Circuit Malfunction

Factory diagnostic protocol and troubleshooting wire for fault code P0352 specifically for the Ford Ranger (2020–2026, 2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP)).

Verified OEM Telemetry & Field Repair Tree

2020–2026

Ford Ranger

Truck • 2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP)

Reliability

Sensor Voltage Ref

0.1V – 5.0V Ref

Ranger SAE Mode $01

ECU Network Bus

500 kbps CAN-FD

ISO 15765-4 Compliant

Drivability Status

Not Recommended

Critical urgency level

Est. Repair Cost

$100 - $350 (DIY: $30 - $90)

Parts & Labor DIY

Check P0352 On Another Ford Model:

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Diagnose P0352 on Specific Ranger Model Year:

2025 Ranger P0352 2024 Ranger P0352 2023 Ranger P0352 2022 Ranger P0352 2021 Ranger P0352 2020 Ranger P0352 2019 Ranger P0352 2018 Ranger P0352 2017 Ranger P0352 2016 Ranger P0352 2015 Ranger P0352 2014 Ranger P0352

1. Symptoms of P0352 on Ford Ranger

When the Engine Control Module (ECM/PCM) on your Ford Ranger (2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP)) logs fault code P0352, drivers commonly observe:

Flashing CEL on Ford Ranger (2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP))

Violent engine shudder on Ford Ranger (2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP))

Major power loss on Ford Ranger (2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP))

Accompanied by P0302 on Ford Ranger (2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP))

Ford Ranger OBD-II Port Location

The 16-pin diagnostic connector is located Lower dashboard above dead pedal. Plug in your scan tool to verify freeze-frame sensor values.

2. Most Likely Causes on Ford Ranger

Historical warranty claims and technical repair bulletins for Ford Ranger point to the following failure distribution:

55%

Dead Cylinder 2 ignition coil (Ford OEM Part)

25%

Damaged harness wiring (Ford OEM Part)

12%

Loose connector (Ford OEM Part)

PCM coil driver fault (Ford OEM Part)

* Source: Synthesized from NHTSA ODI field repair telemetry and verified OEM Technical Service Bulletin (TSB) repair tree frequency percentiles for Ford Ranger.

3. Step-by-Step DIY Repair Guide for Ford Ranger

Perform Coil Swap Test

Swap Coil 2 with Coil 1. If code becomes P0351, replace coil. on the Ford Ranger equipped with 2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP).

Required Tool: 10mm Socket, Scanner

Check Harness Voltage

Verify 12V power and trigger pulse. on the Ford Ranger equipped with 2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP).

Required Tool: Multimeter

Install New Ignition Coil 2

Replace Coil B with OEM part. on the Ford Ranger equipped with 2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP).

Required Tool: 10mm Socket, Spark Plug Socket

Clear Codes and Verify

Clear DTCs and confirm zero misfires. on the Ford Ranger equipped with 2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP).

Required Tool: OBD-II Scanner

Recommended Parts & Testing Tools

Equipment for Diagnosing Ford Ranger (P0352)

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OEM Ignition Component

Direct-Fit Laser Iridium Spark Plugs (Set of 4/6)

4.8 / 5.0 (Top Rated)

Pre-gapped iridium spark plugs engineered to restore smooth combustion on Ford Ranger.

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Ignition Service Tool

Magnetic Swivel Spark Plug Socket Set

4.8 / 5.0 (Amazon Choice)

360-degree magnetic swivel socket prevents ceramic plug cracks inside deep engine spark wells.

$16.99 Prime

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Top Mobile OBD-II Scanner

BlueDriver Bluetooth Pro OBDII Scan Tool

4.7 / 5.0 (50,000+ Reviews)

Reads and clears enhanced codes (ABS, Airbag, Transmission, Engine) & live freeze-frame telemetry on phone.

$99.95 Prime

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Compare OEM & Aftermarket Replacement Sensors for Ford RangerVerified direct-fit pricing from Denso, Bosch, Motorcraft, and ACDelco on Amazon.

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Other Common Fault Codes on Ford Ranger

Frequently diagnosed powertrain, emissions, and sensor trouble codes logged on the Ford Ranger:

P0300Automotive

Random or Multiple Cylinder Misfire Dete...

View Ranger Fix

P0420Automotive

Catalyst System Efficiency Below Thresho...

View Ranger Fix

P0171Automotive

System Too Lean (Bank 1)...

View Ranger Fix

P0128Automotive

Coolant Temperature Below Thermostat Reg...

View Ranger Fix

P0455Automotive

Evaporative Emission Control System Leak...

View Ranger Fix

P0101Automotive

Mass Air Flow (MAF) Sensor Circuit Range...

View Ranger Fix

4. Ford Ranger P0352 FAQs

What causes code P0352 to trigger on a Ford Ranger?

On the Ford Ranger (2.3L EcoBoost 4-Cyl (270HP) / 2.7L V6 / 3.0L EcoBoost V6 (Raptor 405HP)), P0352 is most frequently caused by Dead Cylinder 2 ignition coil or Damaged harness wiring.

Where is the OBD-II port located on my Ford Ranger?

On the Ford Ranger, the 16-pin DLC diagnostic connector is located Lower dashboard above dead pedal. Plug in any standard OBD-II scanner with the ignition in the ON position to read freeze-frame parameters.

Can I safely drive my Ford Ranger with code P0352?

No. Cylinder 2 ignition coil has failed. Given that P0352 carries a Critical severity rating, we advise avoiding heavy towing or aggressive throttle inputs until sensor readings are verified.