Dedicated Subsystem WorkbenchPlatform Gen: 2020–2025

2022 Kawasaki KX250 Charging System, Stator AC Output & Battery Health

Stator 3-phase AC voltage at 5,000 RPM, coil resistance, regulated DC voltage, battery code HY85S, CCA rating, and multimeter charging diagnostic steps for 2022 Kawasaki KX250.

Technical PassportOEM VERIFIED

Engine

249cc

Cooling

Not Available

Final Drive

520 Chain

Engine Oil

0.85 L (0.90 US qt) with filter change (1.00 L completely dry)

Spark Plug

NGKHG9B12P (Iridium Racing)

Front Tire

80/100-21 51M

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Gen 2020–2025

Factory Platform Compatibility: All workshop fluid capacities, maintenance milestones, torque specifications, and consumables on this specification sheet are factory-identical across model years 2020 through 2025.

Select Model Year:(Active: 2022)
6 Production Years (2020–2025)

2020 2021 2022 2023 2024 2025

Suggested Items3 Verified Workshop Consumables Available for this Job

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3-Phase Charging System & Battery Diagnostic Flowchart

Yuasa & OEM Standards

Multimeter troubleshooting protocols, cold cranking amps (CCA) ratings, 3-phase stator AC outputs, and regulator-rectifier health verification.

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OEM Battery Code

HY85S (LiFePO4 (Lithium Iron Phosphate))

Cold Cranking Rating

120 CCA

Capacity (10HR Rate)

2 Ah (12V)

Regulated Output Spec

14.0V – 14.5V DC @ 5,000 RPM

Key-OFF Parasitic Limit

< 1.0 mA

Enter Multimeter DC Voltage Reading

V DC

Multimeter Test Diagnosis

Enter your multimeter terminal reading on the left to view instant diagnostic interpretations and recommended workshop actions.

OEM Factory AGM BatteryOEM Replacement

Dimensions: 113mm L x 70mm W x 85mm H • Weight: Not Available. Pre-filled absorbed glass mat technology engineered for heavy vibration resistance.

Lithium LiFePO4 UpgradeUp to 70% Lighter

OEM Equipped LiFePO4

Features built-in RE-START jump starting reserve. Never stranded by dead lights: press the restart button on the top terminal to crank the motorcycle without jumper cables.

Smart Maintainer SpecBattery Life Extension

Standard Charge Rate: 1.0A Max (Dedicated LiFePO4 Charger Only). Automated desulfation & float maintenance ensures full capacity retention during off-season winter storage.

Recommended Parts: •

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Kawasaki Diagnostic Fault Codes & Multimeter Bench Testing

FI & OBD2 Decoder

Authentic factory ECU fault codes, sensor resistance specifications, and harness pinout troubleshooting.

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Code 11Main Throttle Sensor (TPS)

TPS output voltage out of range (< 0.15V or > 4.85V).

Test: Measure TPS reference voltage (5.0V ± 0.25V); signal 0.9-1.1V idle.

Code 21Crankshaft Sensor

Crankshaft sensor pulse signal missing during engine turnover.

Test: Measure sensor coil resistance: 375-565 Ω at 20°C.

Code 62Subthrottle Valve Actuator (STVA)

Subthrottle actuator stepping motor malfunction.

Test: Measure stepper coil pairs: 5.0-7.0 Ω pin-to-pin.

Looking for other error codes, sensor pinouts, or OBD2/Euro 5 codes?

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Official NHTSA Safety Recalls & Technical Bulletins

0 Open Campaigns (Clean)

U.S. Department of Transportation compliance database (Title 49 U.S.C. Chapter 301).

Verify VIN on NHTSA.gov

No Active Federal Safety Recalls Reported

The U.S. DOT National Highway Traffic Safety Administration (NHTSA) records zero open safety recall campaigns for the 2022 Kawasaki KX250 platform. Always check your individual 17-digit VIN at an authorized dealership or via NHTSA.gov for individual recall completions.

Explore Other Subsystems for this 2022 Kawasaki KX250

Jump straight into dedicated factory specifications and interactive workshop diagnostic engines.

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Subsystem Guide/torques

Fastener Torques

Engine drain plug, axle spindles, caliper mounts, triple clamp pinch bolts & thread lubrication derating guide.

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Subsystem Guide/fluids

Fluids & Capacities

Oil: 0.85 L (0.90 US qt) with filter change (1.00 L completely dry) • Coolant: 1.00 L (1.06 US qt) • Brake: DOT 4 Brake Fluid (Brakes & Hydraulic Clutch)

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Subsystem Guide/fuses-relays