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


Harness connector
Fuse block - junction box (J/B)Symptom diagnosis
SQUEAK AND RATTLE TROUBLE DIAGNOSES
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic Worksheet during the interview to
document the facts and conditions when the noise occurs and any customer' ...
Front door speaker
Description
The AV control unit sends audio signals to the BOSE speaker amp. The BOSE
speaker amp. amplifies the
audio signals before sending them to the front door speakers using the audio
signal circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit, BOSE speaker amp. ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition
and the environment when the incident/malfunction occurred).
2.CONFIRM THE SYMPTOM
Try to confirm the symptom described by the ...