P0243 on 2019-2022 Ford Edge 2.0L EcoBoost: Wastegate Solenoid Causes and Fixes

What's Unique About the 2019-2022 Ford Edge

For this specific generation of Ford Edge with the 2.0L EcoBoost engine, the P0243 code is very strongly linked to a known and well-documented issue. Ford has issued multiple Technical Service Bulletins (TSBs) acknowledging that a lack of power accompanied by this code is often due to a simple mechanical failure—a missing e-clip on the actuator rod—or a failure of the electronic actuator itself. Unlike many other vehicles where this code might lead to a complex electrical diagnosis of wiring harnesses or the PCM, on the Edge, the diagnosis should start with a simple visual inspection of this specific component.

Symptoms You May Notice

• Check Engine Light is on
• Significant loss of engine power
• Wrench light may be illuminated, indicating a powertrain fault
• Vehicle may enter 'limp mode' with limited RPM
• Cruise control may be disabled
• Unusual whistling or rattling noises from the turbo area

Most Likely Causes

1. Missing E-Clip on Wastegate Actuator Rod 🔴 High Probability This is a widely known issue acknowledged by Ford in multiple Technical Service Bulletins (TSBs) like SSM 49427, SSM 50171, and SSM 50485. The clip can detach due to engine vibration and heat cycles, disconnecting the actuator from the wastegate arm.
   How to confirm: Visually inspect the turbocharger at the back of the engine, often accessible from the passenger side wheel well or from underneath. Locate the electronic wastegate actuator and its control rod. Check if the rod is disconnected and dangling from the small lever on the turbo housing. If it is, the e-clip is missing.
   Typical fix: Install a new e-clip to reconnect the actuator rod to the wastegate arm. Owners report success using generic 3.5mm or 4.7mm e-clips from a hardware store, as Ford does not sell the clip separately. The actuator itself does not need to be replaced.
   Est. part cost: $1-$5
2. Failed Electronic Wastegate Actuator 🟡 Medium Probability The actuator is an electronic motor subject to extreme heat and vibration at the back of the engine. Internal electrical failure (burned out motor, shorted coil) or mechanical seizure is a common problem documented in Ford TSBs. TSB SSM 50171 specifically adds 'inoperative wastegate actuator' as a primary cause.
   How to confirm: If the e-clip is present and the rod is connected, the actuator itself is the next suspect. A scan tool can command the actuator to perform a sweep test; a failed unit will not move or may make a loud servo noise. A multimeter can also be used to check for an open or shorted coil by measuring resistance at the connector.
   Typical fix: Replace the electronic wastegate actuator, its connecting rod, and clips using Ford's service kit. The entire turbocharger does not need to be replaced. A forum user confirmed a dealer replaced this assembly under warranty to fix P0243 and P0299 codes.
   Est. part cost: $100-$200
3. Wiring or Connector Issue ⚪ Low Probability The wiring harness is routed in a hot, tight area near the engine and turbocharger. Proximity to heat shields and engine vibration can cause wires to chafe, melt, or break over time.
   How to confirm: Inspect the wiring harness and the electrical connector going to the wastegate actuator for any signs of physical damage, melting, corrosion, or loose pins. Perform a wiggle test on the harness while monitoring voltage to see if the reading is intermittent.
   Typical fix: Repair the damaged wire section with a new piece of wire and heat-shrink tubing, or clean/replace the connector pigtail.
   Est. part cost: $5-$50

Rare But Worth Checking

• Powertrain Control Module (PCM) Fault: This is extremely rare. A PCM failure would typically involve the internal driver circuit that supplies the voltage to the actuator. Before suspecting the PCM, all other possibilities, including the actuator, its clip, and the entire wiring circuit, must be thoroughly ruled out with a multimeter and scan tool.

Diagnosis Steps

1. Read the trouble codes with an OBD-II scanner to confirm P0243 and check for any other related codes like P0299.
2. Perform a thorough visual inspection. This is the most critical step. Safely access the rear of the engine and locate the turbocharger's electronic wastegate actuator.
3. Check the actuator rod. Verify if it is physically connected to the wastegate arm on the turbo housing. If it is disconnected, the e-clip has fallen off. This is your most likely problem.
4. If the rod is connected, inspect the electrical connector and wiring going to the actuator. Look for any signs of melting, chafing, corrosion, or spread pins.
5. If the clip and wiring are good, the actuator itself is the next suspect. A diagnostic scan tool may have a function to command the actuator to move, allowing you to verify its operation. Listen for a smooth servo sound; loud grinding or no movement indicates failure.
6. As an alternative test, disconnect the actuator and measure the resistance between the pins on the actuator side. Compare this reading to the manufacturer's specification. An open circuit (infinite resistance) or a short (zero resistance) confirms a failed actuator coil.
7. If the actuator and wiring test good, the final, though highly unlikely, possibility is a fault in the PCM's driver circuit.

Parts You'll Likely Need

• Turbocharger Wastegate Actuator Service Kit (OEM #K2GZ-9G488-B) — This is the official Ford service kit to fix a failed actuator or damaged rod, as specified in TSBs SSM 49427 and SSM 50171. It includes the actuator, rod, and both e-clips, ensuring a complete repair.
  Trusted brands: Motorcraft
  OEM price range: $120-$200
  Aftermarket price range: $80-$150
• E-Clip for Actuator Rod (OEM #Not sold separately by Ford) — This is the most common point of failure. If the actuator rod is disconnected, this small clip is all that is needed for the repair. It is included in the service kit, but owners have successfully used generic 3.5mm or 4.7mm e-clips from a hardware or auto parts store as a quick fix.
  OEM price range: $1-$5
  Aftermarket price range: $1-$5

Related Codes That Often Appear With This One

• P0299 — P0299 means 'Turbocharger Underboost'. If the wastegate actuator is disconnected (missing clip) or failed in the open position, it can't close the wastegate properly, preventing the turbo from building boost. TSBs and owner reports confirm these codes often appear together for the same root cause.
• P02AB, P25B3, P25B4, P2AB7, P2AB8, P2AB9 — These are other Ford-specific DTCs related to wastegate control, position, and circuit faults. Ford groups all of these codes together with P0243 in TSBs like SSM 49427, as they all point to the same set of failures: a missing e-clip or a bad actuator.

Technical Service Bulletins (TSBs) & Recalls

• SSM 49427: Notes that a lack of power with DTC P0243 (and others) on 2019-2020 Edge/Nautilus models may be due to a missing wastegate actuator e-clip. It announces the service kit K2GZ-9G488-B to fix it without replacing the turbo.
• SSM 50171: Supersedes the previous TSB, adding 'inoperative wastegate actuator' and 'non-visible damage to the actuator rod' as a potential causes for 2.0L/2.3L EcoBoost engines, and reiterates the use of the service kit for repair.
• SSM 50485: Further updates the issue for 2019-2022 Edge/Nautilus and other models, reinforcing that P0243 is likely caused by the actuator or its linkage and should be repaired with the service kit.

Platform-Specific Known Issues

• Ford has released multiple Technical Service Bulletins (SSM 49427, SSM 50171, SSM 50485) for 2019-2022 Edge models with the 2.0L EcoBoost engine that exhibit a lack of power with code P0243. The bulletins identify the cause as a missing wastegate actuator e-clip, an inoperative actuator, or non-visible damage to the actuator rod, and provide a specific part number for a repair kit (K2GZ-9G488-B).

Mechanic-Grade Diagnostic Values

• Electronic Wastegate Actuator Motor Coil Resistance — expected: 1.44 - 1.96 Ω at 69.8°F (21°C). Failure: A reading of 'OL' (open circuit), near zero (short circuit), or a reading that jumps to a very high resistance (kΩ or MΩ) when the actuator rod is moved, indicates a dead spot in the motor's commutator.
• Actuator Connector Voltage (Key On, Engine Off) — expected: One pin should have a 5V reference voltage from the PCM.. Failure: No voltage or voltage significantly below 5V points to a wiring issue or a problem with the PCM's 5V reference circuit.
• Actuator Position Sensor Voltage (Bench Test) — expected: When manually closed, the actuator should output a target voltage, often around 3.5V - 3.6V. The resting (open) position will be much lower, around 1.18V.. Failure: Inability to reach the target voltage when closed, or erratic voltage readings during movement, indicates a faulty position sensor within the actuator.

Scan Tool Commands That Help

• FORScan: Wastegate Control (WGC) PID — This command allows a technician to directly control the wastegate actuator, commanding it to open or close while monitoring its actual position. This is used to confirm if the actuator is physically capable of moving through its full range of motion and if the PCM can control it. Failure to move or erratic behavior during this test points to a faulty actuator.
• Ford IDS / High-End Bidirectional Scanners: Actuator Sweep Test / First Adaptation — Similar to the FORScan command, this function commands the actuator through its full range of motion to verify mechanical and electrical integrity. The 'First Adaptation' or 'Calibration' function may be required after installing a new actuator to teach the PCM the new component's start and end positions.

Wiring & Ground Locations

• Actuator Connector — On the electronic wastegate actuator itself, located on the turbocharger assembly at the rear of the engine.. This is the primary connection point for all power and control signals. It is a 5-pin connector. Pin 1 is the 5V power source, Pin 3 is the ground, and Pin 5 is the signal lead for the position sensor. The other two pins control the motor. Damage, corrosion, or loose pins here will directly cause a P0243.
• G100 / G101 — G100 is on the left side of the engine compartment. G101 is at the right rear of the engine.. These are major engine and chassis grounds. A loose or corroded connection at these points can cause a floating ground, leading to unpredictable behavior and fault codes in various electronic systems, including the PCM's control over the wastegate actuator.
• G105 — Located in the left front of the engine compartment, often near the battery junction box or cooling fans.. This ground point serves multiple components in the engine bay. While not the primary ground for the actuator circuit, poor integrity here can introduce electrical noise and voltage drops that may affect PCM operation and sensor readings.

Real Owner Repair Stories

• Ford Edge Forum, user 'edjunior' (2020 Ford Edge 2.0L EcoBoost SEL AWD) — Wrench light appeared while on boost, followed by CEL. Significant power loss and cruise control disabled. Codes P0243 and P0299 found with FORScan.
  ❌ Tried (didn't work) The user took the vehicle directly to the dealer for diagnosis.
  ✅ What actually fixed it The dealer diagnosed a faulty 'wastegate solenoid' and replaced the entire electronic actuator assembly under the powertrain warranty. The user confirmed the new part was installed by visually inspecting it under the car. This resolved both the P0243 and P0299 codes.

OEM Part Supersession History

• Unknown → K2GZ-9G488-B — Ford released this service kit to address the common failures of the e-clip and electronic actuator without requiring the replacement of the entire turbocharger assembly. It was first announced in TSB SSM 49427.
  Heads up: This part is also listed for other Ford models with the 2.0L EcoBoost, such as the Bronco Sport and Maverick. A newer part number, P2GZ-9G488-A, appears to be for 2023 and newer models, suggesting a potential design change.

Model Year Variations Within This Range

• 2019-2022: There are no significant documented mechanical changes to the 2.0L EcoBoost turbocharger or wastegate actuator within this specific model year range that would alter the diagnosis of P0243. The TSBs and the K2GZ-9G488-B service kit apply to all years in this range.

Diagnostic Flowchart

Other Known Issues on This Vehicle

Issues unrelated to this code that are worth knowing about as an owner of this generation:

• 2.0L EcoBoost Coolant Intrusion 🔴 High — A known design flaw in the cylinder head can cause it to crack, allowing coolant to leak into the cylinders. This can lead to misfires, white smoke, and catastrophic engine failure. (Ref: TSB 23-2092 (supersedes 22-2223))
• 8F35 Transmission Shifting Issues 🟠 Medium — Some owners report harsh shifting, slipping, or delayed engagement. Issues can sometimes be resolved with a PCM software update, but some earlier models required internal repairs due to worn components. (Ref: TSB 22-2281 (for other models, but indicates potential issues))
• AWD System Chatter/Shudder 🟡 Low — A noise, vibration, or shudder may be felt from the rear of the vehicle during low-speed turns. This is acknowledged by Ford for 2019-2023 models. (Ref: TSB SSM 51823)
• SYNC 3 / Infotainment System Glitches 🟡 Low — Owners report issues like a blank screen, unresponsiveness, or problems with Android Auto/Apple CarPlay connectivity. Often resolved by a system reset or software update. (Ref: TSB SSM 51589 (Android Auto issue))
• Rear View Camera Image Issues 🟠 Medium — Some 2021-2022 models may experience a flickering, distorted, or fuzzy rear camera image, often accompanied by DTCs in the image processing module. (Ref: TSB SSM 50456)

Used vs. New Parts: Buying Guide for This Vehicle

When a used part is the smart pick: A used OEM wastegate actuator assembly from a low-mileage donor vehicle can be a cost-effective option, as the failure is often electronic or a simple mechanical clip. Given the high cost of a new OEM part, a used unit from a reputable salvage yard with a short warranty is a reasonable choice if the budget is tight.

Donor-vehicle mileage cap: roughly under 50000 miles for the part to have meaningful remaining life.

What to inspect on the donor part:

• Verify the part number on the actuator matches the OEM number (or the service kit K2GZ-9G488-B).
• Inspect the electrical connector for any signs of corrosion, melting, or broken pins.
• Manually move the actuator rod; it should move smoothly without binding, though it will have spring resistance.
• Ensure the actuator rod is straight and the linkage arm is not bent or damaged.

OEM-only on this vehicle (don't cheap out):

• While the actuator itself can be sourced from aftermarket, the small e-clip is often not sold separately. If only the clip is needed, sourcing a generic clip from a hardware store is the common fix, as an OEM clip is not available on its own.

Aftermarket brands forum-validated for this vehicle:

• Dorman (e.g., part # 667-252, though fitment for this specific Edge model needs verification) is a common aftermarket replacement for Ford wastegate actuators. They often re-engineer parts to fix known OEM flaws.

Brands owners have reported issues with on this vehicle:

• Be cautious of unbranded, no-name actuators from online marketplaces. While cheap, they may have poor quality control, leading to premature failure. Some reviews of aftermarket parts for other vehicles note issues with casting quality or included hardware not meeting OEM specifications.

Real Owner Stories

Aggregated from forums and TSBs cited above. Mileages and costs reflect what owners reported in those sources.

Related OBD-II Codes

• P0299 — Turbocharger/Supercharger Underboost. This code frequently appears with P0243 because the root cause—a disconnected or failed wastegate actuator—prevents the turbo from building proper boost pressure, triggering an underboost condition.

Frequently Asked Questions