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Qin Plus DM-i Smart Driving 120 km Plus Parts Catalog & Part Numbers

Full specification and parts identification for the Qin Plus DM-i Smart Driving 120 km Plus — BYD Qin Plus, model year 2025.

BYD7155W******BYD7155W****** Plug-in hybrid (PHEV) ≈ US$14,600 On sale
Qin Plus DM-i Smart Driving 120 km Plus parts — quick answer. This exact variant is identified by the homologation model code BYD7155W****** and belongs to the 2025 model year of the BYD Qin Plus. It runs 225/60 R16. Battery capacity is 15.8 kWh. Drive motor code TZ******. More than one trim can share a model year — always confirm the code before ordering, because battery, brake and lamp part numbers change between variants.
Vehicle classCompact car
PowertrainPlug-in hybrid (PHEV)
Battery capacity (kWh)15.8
CLTC electric range (km)120
Front motor model codeTZ******
Front tyre size225/60 R16
Front brakesVentilated disc
Front suspensionMacPherson strut, independent

Specification overview — Qin Plus DM-i Smart Driving 120 km Plus

Key overview parameters for this trim. Prices are Chinese domestic manufacturer guide prices, converted to US dollars at 1 US$ = ¥7.10 for orientation only — they are not export prices or local-market prices. Identifying codes — homologation model codes, motor and engine codes, manufacturer and supplier names — are published with their tail masked, so a build can still be matched without republishing the full record.

Overview

Homologation model code (MIIT)BYD7155W******, BYD7155W******
Sales statusOn sale
Manufacturer list price (China, US$)≈ US$14,600
ManufacturerBY***
Vehicle classCompact car
PowertrainPlug-in hybrid (PHEV)
Emission standardChina 6
Market launch2025.02
WLTC electric range (km)90
CLTC electric range (km)120
AC charge time (h)4.8
TransmissionE-CVT
Body style4-door 5-seat Saloon
Engine1.5L inline-101 ******
Motor output (PS)163
Length × width × height (mm)4780*1837*1515
0–100 km/h (s)7.6
Top speed (km/h)180
WLTC combined fuel consumption1.11
Charge-sustaining fuel consumption WLTC3.98
Charge-sustaining fuel consumption NEDC3.08
Combined fuel + electricity consumption2.69
Vehicle warranty6 years or 150,000 km
Kerb weight (kg)1580
Gross vehicle weight (kg)1955
Looking for the complete specification? The full parameter tables — body & dimensions, drive motor, battery & charging, transmission, chassis, brakes, wheels and every equipment detail — are available in the EVcoder app. Download the app to view all specs →
Parts by system

Parts for this Qin Plus variant

The live specification of this trim is shown against each system so the assembly can be matched without guessing.

Battery & BMS

Battery modules, BMS controller boards, contactors, current sensors, busbars, pack seals and HV harnesses.

Battery chemistry: LFP (lithium iron phosphate)Battery capacity (kWh): 15.8Cell supplier: FinDream******

Charging & HV

On-board charger, DC/DC converter, charge inlets, HV cabling, service-disconnect units and charge-port flaps.

DC inlet location: right rear of vehicleAC inlet location: right rear of vehicleMax DC charge power (kW): 15

Drive motor & reducer

Traction motors, inverters, single-speed reducers, drive shafts, half-shafts, motor mounts and cooling lines.

Front motor model code: TZ******Motor type: Permanent-magnet synchronous (PMSM)Total motor power (kW): 120

Thermal management

Heat-pump compressors, PTC heaters, chillers, coolant pumps, radiators, expansion tanks and battery cooling plates.

Battery cooling: Direct refrigerant coolingClimate control: Automatic climate control

Brakes & wheels

Calipers, pads, discs, EPB actuators, brake lines, ABS sensors, wheel bearings, rims and tyres.

Front brakes: Ventilated discRear brakes: DiscParking brake: Electric parking brake (EPB)

Suspension & steering

Dampers, springs, control arms, ball joints, subframes, anti-roll bars, steering racks and tie-rod ends.

Front suspension: MacPherson strut, independentRear suspension: Torsion beam, semi-independentSteering assist: Electric power steering (EPS)

Body & glass

Bumpers, fenders, doors, hoods, tailgates, grilles, mirrors, windscreens, side glass and weatherstrips.

Length (mm): 4780Width (mm): 1837Height (mm): 1515

Lighting

Headlamp assemblies, tail lamps, fog lamps, daytime running lights, light controllers and levelling motors.

Low beam: LEDHigh beam: LEDLED daytime running lights: Yes

Interior & climate

Seats, dashboard trim, screens, switches, HVAC blowers, filters, vents and interior panels.

Upholstery: Synthetic leatherClimate control: Automatic climate control

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Parts diagrams

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Homologation model codes for this trim

BYD7155W******BYD7155W******

Other trims of the 2025 Qin Plus

Other model years

Frequently asked questions

What is the homologation model code of the 2025 Qin Plus Plus DM-i Smart Driving 120 km Plus?
The Qin Plus DM-i Smart Driving 120 km Plus is homologated under BYD7155W******, BYD7155W******. This code identifies the exact build and is the most reliable reference when ordering parts for a Chinese-market vehicle.
What tyres does the Qin Plus DM-i Smart Driving 120 km Plus use?
The Qin Plus DM-i Smart Driving 120 km Plus runs 225/60 R16. Always match the load and speed rating of the original fitment — EV tyre requirements differ from equivalent-size ICE tyres.
What is the battery capacity of the Qin Plus DM-i Smart Driving 120 km Plus?
Battery capacity is 15.8 kWh, LFP (lithium iron phosphate), supplied by FinDream******. Capacity matters for parts: battery modules, BMS firmware and cooling plates differ between capacity variants.
Which motor does the Qin Plus DM-i Smart Driving 120 km Plus use?
The drive motor code is TZ******, rated 120. Motor and inverter part numbers are matched to this code — mixing codes across variants will not fit.
How do I identify a part on this exact BYD Qin Plus?
Decode the VIN to confirm the model year, trim and market build, then either read the number off the component or search the exploded diagrams by system. VIN decoding and diagram browsing both run in the EVcoder app.

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