FREQUENTLY ASKED QUESTIONS

VCMTUNER II Frequently Asked Questions

Answers to the most common questions regarding our newest unit.

2025 Tariff FAQ

Information regarding recent tariffs and how they impact orders.

Return Policy / Refunds

Details on our 30-day return policy and processing.

Application Note: Ring Terminal Modification (2018+ Models)

How to modify the 12v power ring terminal on 2007+ VCMTUNER II for an easier fit on 2018+ battery connections.

VCMTUNER II Installation

VCMTUNER 1.0 Installation

ECO BAR vs. ECO LIGHT

How to determine if VCM is disabled on newer Honda models that do not feature an ECO light.

Honda Enhanced PIDs on OBD2 Torque Pro

Using Torque Pro App with VeePeak Bluetooth OBD2 for Enhanced PIDs (ECT1, ECT2, Transmission Temp, # Cylinders Active).

Throttle Position Re-learn Procedure

How to run a Throttle Position Re-learn using the VCMTUNER / VCMTUNER II.

Audible Engine Alarm Documentation

Setup and details for the audible alarm feature on the VCMTUNER II.

Check Engine Code Reference Guide

Troubleshoot common codes (e.g., P3400, P0420, P0301).

2023+ Honda Pilot (J35y8 Engine)

Information regarding VCM status on newer Pilot models.

VIN Decoder Tool

Find your exact Make, Model, and Year.

CARB Executive Order (E.O.) Downloads

California Air Resources Board compliance documents.

Comprehensive Legacy FAQ (VCMTUNER 1.0)

A 15-page document covering system operation, CEL codes, temperature questions, and installation for the original VCMTUNER.