Dongjian PW028256 Car Air Purifier Installation Guide

Installation instructions for the Dongjian PW028256 car air purifier, including parts lists, wiring diagrams, and step-by-step assembly for Toyota…

Brand: Dongjian
Category: Car Accessories
Document type: Installation Guide
Language: Chinese
Pages: 25
File format: PDF
File size: 3.1 MB
Published: 20 October, 2026
Updated: 20 October, 2026
MD5 checksum: D6578022660D9320C10716535E8A6151
PDF: Dongjian PW028256 Car Air Purifier Installation Guide PDF

About this manual

This document serves as the installation manual for the Dongjian PW028256 intelligent car air purifier. It details the compatibility with 18+ models of the Toyota Highlander, lists the required parts and tools, and provides specific instructions for connecting the vehicle wiring harness. This manual is written in Chinese.

What's inside

Installation Precautions
Parts List
Tools List
Wiring Connection
Installation Steps
User Interface
Product Specifications
Filter Replacement
SIM Card Replacement
App Binding

Specifications

CADR (Particulate Matter)	>21 m3/h
CADR (Formaldehyde)	>10m3/h
Sterilization Rate (1h)	>99%
Operating Voltage	11.5V-16V
Operating Current	1-2A
Standby Current	7mA
Operating Temperature	-30—+700C

Frequently asked questions

Which vehicle models is this purifier compatible with?

It is compatible with 18+ models of the Toyota Highlander (including 15+ models from 2015 onwards).

How often should the air filter be replaced?

The manufacturer recommends replacing the air filter every 4 months.

Which SIM card networks are supported?

The device supports China Mobile and China Unicom SIM cards, but not China Telecom.

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