The Mazda 185Q-W2-G10 is an original equipment (OEM) Q-85 car battery specifically designed for Mazda vehicles equipped with i-stop (start-stop) technology. This battery uses EFB (Enhanced Flooded Battery) technology to handle the frequent engine restarts and higher charging demands of modern idle-stop systems. Key Specifications
Based on equivalent Mazda Q-85 OEM units (such as the RDrive OEM EFB-Q85), the technical parameters are as follows: Type: EFB (Enhanced Flooded Battery) Nominal Voltage: 12 V Capacity: ~65 Ah (20-hour rate) Cold Cranking Amps (CCA): ~610 A Dimensions: ~230 x 171 x 222 mm (Length x Width x Height) Weight: ~17.7 kg Polarity: Reverse (- / +) Vehicle Compatibility
This part number is cross-referenced with several Mazda models, including: SUVs: Mazda CX-5, CX-7
Sedans/Hatchbacks: Mazda 2, Mazda 3 (Axela), Mazda 6 (Atenza) MPVs: Biante, Premacy Pricing and Availability
The battery is often listed through Japanese export and parts retailers. For example, listings on Real Yahoo show it priced at approximately 30,250 ¥ (~$192). Maintenance Considerations
i-stop System: Standard lead-acid batteries are typically not recommended for vehicles requiring the 185Q-W2-G10, as they may fail prematurely due to the high-cycle demands of start-stop technology.
Charging: Mazda's EFB batteries are designed for accelerated charge acceptance to recover energy quickly during short driving intervals.
Mazda (MAZDA)Q-85 автомобиль аккумулятор ... - Real Yahoo
The Mazda 185Q-W2-G10 is a specific part number for a genuine Mazda Q-85 EFB (Enhanced Flooded Battery), primarily designed for vehicles equipped with Mazda's i-stop (idling stop) technology. This battery is a critical component for ensuring the reliability of the fuel-saving start-stop system found in many modern Mazda models. Purpose and Technology mazda 185q-w2-g10
The 185Q-W2-G10 utilizes Enhanced Flooded Battery (EFB) technology. Unlike standard lead-acid batteries, EFBs are engineered to handle the high-frequency charge and discharge cycles required by idling stop systems.
Idling Stop Support: It provides the high cranking power needed to restart the engine instantly every time the car stops in traffic.
Durability: These batteries feature thicker internal plates and increased vibration resistance to survive the frequent stress of start-stop operations.
Charge Acceptance: It is designed for faster recharging compared to conventional batteries, allowing it to recover energy quickly between stops. Vehicle Compatibility
This specific part is widely compatible with several Mazda models that feature Skyactiv technology and i-stop systems: Mazda CX-3 (DK series) Mazda CX-5 (KE and KF series) Mazda Axela/Mazda3 (BM/BY series) Mazda Demio/Mazda2 (DJ series) Mazda Atenza/Mazda6 (GJ series)
Mazda 185Q-W2-G10 is the genuine OEM part number for the Q-85 specification battery
, specifically designed for Mazda vehicles equipped with the i-stop (Idle Stop-Start)
system. Unlike standard car batteries, this unit is built with EFB (Enhanced Flooded Battery) The Mazda 185Q-W2-G10 is an original equipment (OEM)
technology to handle the frequent engine restarts required by modern fuel-saving systems. Essential Guide to the Mazda Q-85 (185Q-W2-G10) Battery 1. Why This Specific Part Matters i-stop Compatibility
: Mazda’s i-stop system is demanding; it requires a battery that can discharge and recharge rapidly without losing capacity. The genuine Mazda Q-85 battery is tuned for these precise cycles. EFB Technology
: This battery uses Enhanced Flooded Battery tech, which offers better charge acceptance and greater durability than a standard lead-acid battery.
: It is a direct "drop-in" replacement for many Mazda models, ensuring the hold-down brackets and terminals align perfectly without modification. RDrive.pro 2. Vehicle Compatibility
This battery is the standard factory spec for several popular models, particularly those in the RDrive.pro Mazda CX-5 (KE/KF series) Mazda3 / Axela (BM/BY/BP series) Mazda6 / Atenza (GJ/GL series) Mazda CX-3 (DK series) Mazda2 / Demio (DJ series) 3. Key Technical Specifications Standard Size Q-85 (corresponds to D23L dimensions) EFB (Enhanced Flooded Battery) Application Idle Stop-Start (ISS) vehicles Typically 24 months or 40,000 km (whichever comes first) 4. Pro-Tips for Maintenance & Replacement The "i-stop" Reset
: After replacing the battery with a new 185Q-W2-G10, you often need to perform an i-stop initialization
procedure. If you don't, the car may not recognize the new battery, and the fuel-saving stop-start feature will remain disabled. Avoid Standard Batteries
: Installing a regular non-EFB battery in an i-stop Mazda will likely lead to premature battery failure within 6–12 months because standard batteries cannot handle the high-frequency starting loads. Where to Buy Common Applications While the part number might appear
: You can find this genuine part at authorized Mazda dealerships or through specialized importers like Hyogo Parts or retailers like step-by-step instructions for resetting the i-stop system after a battery swap?
Mazda (MAZDA)Q-85 автомобиль аккумулятор ... - Real Yahoo
While the part number might appear on a standalone engine sitting in a warehouse, this engine was originally installed in:
Even a Mazda component will eventually fail. Here are the three most common complaints for the 185Q-W2-G10 and their solutions.
Older rigid endoscopes (arthroscopes, laparoscopes) use fiber optic light cables. The Mazda 185Q-W2-G10 produces a stable 3,200K light that closely mimics natural tungsten, preserving true tissue color for diagnostic accuracy.
If you are reading this, you likely stumbled across the code 185q-w2-g10 while looking for a replacement engine, researching a swap, or trying to identify a part for your Mazda. At first glance, this alphanumeric string looks like a standard Mazda part number, but it often causes confusion regarding what vehicle it actually belongs to.
Here is a detailed breakdown of what this engine is, its specs, and what you need to know if you are planning an install.
Installing the Mazda 185Q-W2-G10 incorrectly leads to cavitation or stuck spools. Follow this checklist:
For Sale: Mazda 185Q‑W2‑G10 — [Insert condition]
This engine features Mazda’s Sequential Valve Timing (S-VT) system. This technology adjusts the timing of the intake valves based on engine speed and load, ensuring that the 1.5L engine feels surprisingly peppy for its size.
N3R1-18- or BP4W-10-, not the given pattern.