Diagnostic Trouble Code (DTC) table

WARNING: This page is about a different variant/trim than selected.

The following table lists all malfunctions, with the corresponding 5 digit code numbers, that can be recognized by the radio and printed out by the VAG 1551 Scan Tool (ST).
If malfunctions do not occur regularly, these are displayed as occurring sporadically ("SP").
DTC codes appear only on print-out.
DTC table may also include a description of the type of malfunction.
Before replacing components, check the wiring and connections to these components as well as ground connections, according to wiring diagram.
When a repair has been carried out, the Diagnostic Trouble Code (DTC) memory must always be erased and checked again with the VAG 1551 Scan Tool (ST).
If there is a specific complaint and no malfunctions are recognized after checking the Diagnostic Trouble Code (DTC) memory, carry out function 03, "Output Diagnostic Test Mode". Refer to Output Diagnostic Test Mode (DTM), (function 03) or function 08, "Read measuring value block". Refer to Read Measuring Value Block (function 08) .

VAG 1551 print out

Possible cause

Possible effects

Corrective actions

00668

Battery Positive Voltage (B+) Term. 30
Signal too low

VAG 1551 print out	Possible cause	Possible effects	Corrective actions
00852
speaker front Short circuit Open circuit	Short circuit to ground at wiring to one front speaker Open circuit in wiring to one front speaker	One front speaker inoperative	Short circuit between two speaker wires is only recognized during Output Diagnostic Test Mode Check for short circuit in wiring and connections wiring diagram
00853
speaker rear Short circuit Open circuit	Short circuit to ground at wiring to one rear speaker Open circuit in wiring to one rear speaker	One rear speaker inoperative	Short circuit between two speaker wires is only recognized during Output Diagnostic Test Mode Check for open circuit in wiring and connections wiring diagram

VAG 1551 print out	Possible cause	Possible effects	Corrective actions
00855	-	-	-
Connection to CD Changer No communication	Open circuit in wiring to CD Changer	CD Changer inoperative	Check for open circuit in wiring and connections using wiring diagram
00856	-	-	-
Radio Antenna Short circuit Open circuit	Antenna not plugged-in to radio or damaged	No radio reception	Check antenna cable. Refer to Electrical Wiring Diagrams, Troubleshooting and Component Locations binder

VAG 1551 print out	Possible cause	Possible effects	Corrective actions
00857	-	-	-
CD-changer unit -R41-	Open circuit in wiring between radio and CD Changer CD Changer mechanical malfunction	CD Changer inoperative	Check for open circuit in wiring and connections using wiring diagram Replace CD Changer
01044	-	-	-
Control Module incorrectly coded	Radio has yet to be coded		DTC cannot be erased Code radio. Refer to Code Control Module (radio) (function 07)
65535	-	-	-
Control Module Malfunctioning	-	Radio malfunctioning	Replace/exchange radio