ENTERTAINMENT
09–20–11
09–20
Diagnostic Assist Function
• The diagnostic assist function displays the operating condition of the following functions (components) and
forces them to operate in order to examine whether they are malfunctioning or not.
• For the start procedure of each mode, refer to the Service Section.
Information display
• The diagnostic assist function illuminates all
characters in the information display to check for
truncated or faint characters.
Screen display
Malfunction location
DTC Output signal
03: Er01 — CD player system
03: Er02 CHECK CD CD player system
03: Er07 CHECK CD CD player system
03: Er10 — CD player communication circuit system
05: Er01 — CD changer system
05: Er07 CHECK CD CD changer system
05: Er10 — CD changer communication circuit system
06: Er01 — CD changer system
06: Er02 CHECK CD CD changer system
06: Er07 CHECK CD CD changer system
06: Er10 — CD changer communication circuit system
07: Er01 — MD player system
07: Er02 CHECK MD MD player system
07: Er07 CHECK MD MD player system
07: Er08 — MD system
07: Er10 — MD player communication circuit system
09: Er20 — Power supply circuit to base unit
09: Er21 — Base unit (peripheral circuit for power amplifier)
09: Er22 — Base unit (peripheral circuit for tuner)
10: Er01 — MP3 applicable CD player system
10: Er02 CHECK CD MP3 applicable CD player system
10: Er07 CHECK CD MP3 applicable CD player system
10: Er10 — MP3 applicable CD player communication circuit system
11: Er01 — Sirius unit
11: Er03 — Sirius unit
11: Er10 — Sirius unit—Base unit communication line
21: Er17 — Center panel system
21: Er18 — Center panel system
21: Er19 — Center panel system
22: Er01 — CD system
22: Er02 — CD system
22: Er07 — CD system
22: Er10 — MP3 applicable CD changer system
no Er — No DTCs stored
E5U920ZS5015
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