DTC U0001:88, U0100:00, U0155:00 [AUDIO AMPLIFIER]

id0902f8880000

Description
•  U0001:88
―  Unit communication error (HS-CAN)
•  U0100:00
―  Communication error with PCM
•  U0155:00
―  Communication error with instrument cluster
Detection condition
•  U0001:88
―  Audio amplifier detected the CAN bus communication line (HS-CAN) malfunction.
•  U0100:00
―  Audio amplifier could not receive the CAN signal from the PCM for 5 s or more.
•  U0155:00
―  Audio amplifier could not receive the CAN signal from the instrument cluster for 5 s or more.
Fail-safe
•  U0001:88
―  Not applicable
•  U0100:00
―  Not applicable
•  U0155:00
―  Not applicable
Possible cause
•  Malfunction in CAN bus communication line
•  Malfunction in CAN communication line between PCM and audio amplifier
•  Malfunction in CAN communication line between instrument cluster and audio amplifier
System wiring diagram
Not applicable


Diagnostic Procedure

•  Perform the malfunction diagnosis according to the troubleshooting procedure for the multiplex communication system. (See FOREWORD [SKYACTIV-G 2.0/2.5, SKYACTIV-D 2.2 (MTX) (L.H.D.)].) (See FOREWORD [SKYACTIV-G 2.0/2.5, SKYACTIV-D 2.2 (MTX) (R.H.D.)].) (See FOREWORD [SKYACTIV-D 2.2 (ATX) (L.H.D.)].) (See FOREWORD [SKYACTIV-D 2.2 (ATX) (R.H.D.)].)