mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Dimmer Switch > < Initial Inspection and Diagnostic Overview|Page 3890
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Normal Operation

The smart junction box (SJB) sets DTC U0155 if data messages received from the instrument cluster over the high speed controller area network
(HS-CAN) are missing.

This pinpoint test is intended to diagnose the following:

-

Communication network

-

Instrument Cluster

Step 1-Step 4

Dimmer Switch > < Initial Inspection and Diagnostic Overview|Page 3890