Diagnosis system (bluetooth control unit)
U1000 CAN comm circuitAudio system
SYSTEM DESCRIPTION
AUDIO SYSTEM
System Diagram
System Description
AUDIO SYSTEM
The audio system consists of the following components
Audio unit
Display unit
Bluetooth control unit
Window antenna
Steering wheel audio control switches
Front door speakers
Tweeters
Rear door s ...
Standardized relay
Description
NORMAL OPEN, NORMAL CLOSED AND MIXED TYPE RELAYS
Relays can mainly be divided into three types: normal open, normal closed and
mixed type relays
TYPE OF STANDARDIZED RELAYS
1M * 1 Make
2M * 2 Make
1T * 1 Transfer
1M*1B * 1 Make 1 Break
...
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1. GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when the incident/malfunction occurred).
2. CHECK DTC
Check DTC.
Perform the following procedure if DTC is displa ...