Troubleshooting Guide - Acura 3.5 RL Manual

Multiplex Control System

Troubleshooting Guide

A problem has been detected
with at least one of the multiplex
control system functions.
Check the No. 13, 17, 44, and 56
fuses.
Are the fuses OK?
YES
Check the power and ground sys-
tem (see page 23-245).
Is the power and ground
system OK?
YES
Check the self-diagnosis function
(Mode 1) for a diagnostic trouble
code (DTC) (see page 23-248).
Is a DTC indicated?
NO
Check the wake-up function (see
page 23-249).
Is the wake-up function OK?
YES
Troubleshoot the individual sys-
tem function that had a problem.
NO
Find and repair cause of the
blown fuse.
NO
Repair the power and ground
system.
YES
Find and repair the cause of the
DTC.
NO
Repair the wake-up function.