Reference Values
TERMINAL LAYOUT

PHYSICAL VALUES

Audio unit
Bose speaker AMPB2553 ignition relay
Description
BCM turns ON the following relays to ignition power supply to each ECU when
the ignition switch is turned
ON.
Ignition relay-1 (inside IPDM E/R)
Ignition relay-2 (inside fuse block (J/B))
Front blower motor relay
BCM checks any ignition relay ON request for consistency wi ...
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' ...
TCS
System Diagram
System Description
Traction Control System is a function that electronically controls
engine torque and brake fluid pressure to
ensure the optimum slippage ratio at drive wheels by computing wheel speed
signals from 4 wheel sensors.
When ABS actuator and electric u ...