Honda 1.5L Turbo Electronic Wastegate Actuator
The wastegate actuator is an important part of the turbocharger’s boost-control system. It operates the wastegate mechanism in response to the vehicle’s electronic control strategy, helping regulate exhaust flow through the turbocharger.
A faulty actuator can contribute to abnormal boost behavior and turbocharger performance issues. Replacing the actuator with a compatible unit can restore proper operation when the actuator itself is determined to be the source of the problem.
This Tutor Auto actuator is designed specifically around select Honda 1.5L turbo applications, rather than being a universal external wastegate.
Compatible Honda Applications
According to the supplied fitment information:
| Vehicle | Model Years | Engine |
|---|---|---|
| Honda Civic | 2016–2019 | 1.5L VTEC Turbo |
| Honda CR-V | 2017–2019 | 1.5L VTEC Turbo |
| Honda Accord | 2018–2019 | 1.5L VTEC Turbo |
The supplied listing identifies these applications as 1497cc and 134kW/182HP configurations.
Verify Your Original Part
Turbocharger components can vary by engine, turbocharger, production year, and original equipment configuration. Always compare the original actuator and part number before ordering.
Replacement Part Numbers
This actuator is listed as a replacement for the following reference numbers:
- K6T52372
- 18900-5AA-A01
- 189005AAA01
- 18900-6A0-003
- 49373-07011
- 49373-07012
- 49373-07100
- K6H05376
These numbers are provided for cross-reference purposes. Verify the original part number and physical configuration before installation.
What’s Included
Each kit includes:
- 1 × Electronic Turbo Wastegate Actuator
- 1 × 5-Pin Connector Harness
- 4 × Screws
Installation
The actuator is designed as a direct replacement for compatible applications. Installation involves removing the existing actuator and installing the replacement unit using the supplied hardware.
Before installation:
- Confirm the replacement actuator matches the original unit.
- Verify the applicable OEM reference number.
- Inspect the turbocharger wastegate mechanism for proper movement.
- Disconnect the original actuator and remove the existing hardware.
- Install the replacement actuator and supplied screws.
- Connect the 5-pin harness.
- Follow the vehicle manufacturer’s procedures for electronic actuator setup or calibration if required.
Important: Although the listing describes the actuator as plug-and-play, electronic turbo actuators can require vehicle-specific calibration or relearning procedures. Follow the appropriate service procedure for the vehicle.
Construction
The actuator uses a combination of ABS plastic, aluminum alloy, and corrosion-resistant metal components. These materials are intended for operation in the temperature, vibration, and moisture conditions encountered in an engine compartment.
Frequently Asked Questions
What does a turbo wastegate actuator do?
A turbo wastegate actuator operates the turbocharger’s wastegate mechanism. On an electronically controlled turbo system, the actuator responds to electronic commands to help regulate boost.
What vehicles does this actuator fit?
The supplied fitment information lists the 2016–2019 Honda Civic 1.5L, 2017–2019 Honda CR-V 1.5L, and 2018–2019 Honda Accord 1.5L turbo applications.
Is this a mechanical or electronic wastegate actuator?
This is an electronic turbo wastegate actuator and includes a 5-pin connector harness.
What OEM numbers does it replace?
The listed replacement numbers include K6T52372, 18900-5AA-A01, 189005AAA01, 18900-6A0-003, 49373-07011, 49373-07012, 49373-07100, and K6H05376.
Does the kit include the wiring connector?
Yes. The package includes one 5-pin connector harness.
Should I verify the part number before ordering?
Yes. Always compare your original actuator, connector, mounting arrangement, and OEM reference number before purchasing.
Shop Honda Turbocharger Components
If your Honda 1.5L turbo needs a replacement wastegate actuator, make sure the replacement matches the original turbocharger and vehicle configuration. Shop turbocharger components, boost-control hardware, and performance parts at ProStreetOnline.
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