I have a 07 cabrio with many of these open circuit faults. I little research led me to this TSB. As you can read its not much help. Has anyone run into this before?
Thanks
Rick
MIL ON - SEVERAL DTCS STORED IN THE ECM DATA MEMORY
TECHNICAL SERVICE BULLETIN
Reference Number(s): GROUP 00, NO. 06-07 (2013275/1), Date of Issue: October 30, 2006
AUDI: A3 2006-2007; A4 2006-2007; A4 Cabriolet 2007
GROUP: 00 - General
MIL ON - SEVERAL DTCS STORED IN THE ECM DATA MEMORY
00 06 07 Oct 30, 2006, 2013275/1
APPLICABLE MODELS AND YEARS
Model(s) Year VIN Range Vehicle-Specific Equipment
A3 2006-2007 all 2.0 TFSI engine
A4 2006-2007 all 2.0 TFSI engine
3.2 V6 FSI engine
A4 Cabriolet 2007 all 2.0 TFSI engine
3.2 V6 FSI engine
CONDITION
MIL on and a combination of several of the following DTCs are stored in the ECM data memory.
DTC DTC Description
P0030 O2 sensor heater circuit, Bank 1 Sensor 1, Open Circuit
P0031 O2 sensor heater circuit, Bank 1 Sensor 1, Short to ground
P0033 Turbocharger bypass valve electrical malfunction
P0034 Turbocharger bypass valve, Short to Ground
P0036 O2 sensor heater circuit, Bank 1 Sensor 2, Open Circuit
P0243 Boost Pressure control valve, Open/Short to Ground
P0245 Boost Pressure control valve, Short to Ground
P0444 Evaporative emission system purge control valve circuit, open
P0458 Tank ventilation valve circuit, short to ground
P0685 ECM/PCM power relay circuit, open
P0686 ECM/PCM power relay control circuit, low
P0687 ECM/PCM power relay control circuit, high
P0688 ECM/PCM power relay control circuit, open
P1572 Left electro-hydraulic engine mount solenoid valve, short to ground
P1573 Left electro-hydraulic engine mount solenoid valve, open
P2294 Fuel pressure regulator control circuit, open
P2295 Fuel pressure regulator 2 control circuit, low
TECHNICAL BACKGROUND
Not applicable.
PRODUCTION SOLUTION
Not applicable.
SERVICE
Do not attempt to repair and do not replace the Engine Control Module power supply relay J271 or the Engine Component power supply relay J757.
Please create a Technical Assistance Contact Ticket under the Concern Type "Engine and Engine Electronics" in ElsaWeb and call the Audi Technical Assistance Center (Audi Helpline) for assistance.
WARRANTY
This TSB is informational only and not applicable to any Audi warranty.
Thanks
Rick
MIL ON - SEVERAL DTCS STORED IN THE ECM DATA MEMORY
TECHNICAL SERVICE BULLETIN
Reference Number(s): GROUP 00, NO. 06-07 (2013275/1), Date of Issue: October 30, 2006
AUDI: A3 2006-2007; A4 2006-2007; A4 Cabriolet 2007
GROUP: 00 - General
MIL ON - SEVERAL DTCS STORED IN THE ECM DATA MEMORY
00 06 07 Oct 30, 2006, 2013275/1
APPLICABLE MODELS AND YEARS
Model(s) Year VIN Range Vehicle-Specific Equipment
A3 2006-2007 all 2.0 TFSI engine
A4 2006-2007 all 2.0 TFSI engine
3.2 V6 FSI engine
A4 Cabriolet 2007 all 2.0 TFSI engine
3.2 V6 FSI engine
CONDITION
MIL on and a combination of several of the following DTCs are stored in the ECM data memory.
DTC DTC Description
P0030 O2 sensor heater circuit, Bank 1 Sensor 1, Open Circuit
P0031 O2 sensor heater circuit, Bank 1 Sensor 1, Short to ground
P0033 Turbocharger bypass valve electrical malfunction
P0034 Turbocharger bypass valve, Short to Ground
P0036 O2 sensor heater circuit, Bank 1 Sensor 2, Open Circuit
P0243 Boost Pressure control valve, Open/Short to Ground
P0245 Boost Pressure control valve, Short to Ground
P0444 Evaporative emission system purge control valve circuit, open
P0458 Tank ventilation valve circuit, short to ground
P0685 ECM/PCM power relay circuit, open
P0686 ECM/PCM power relay control circuit, low
P0687 ECM/PCM power relay control circuit, high
P0688 ECM/PCM power relay control circuit, open
P1572 Left electro-hydraulic engine mount solenoid valve, short to ground
P1573 Left electro-hydraulic engine mount solenoid valve, open
P2294 Fuel pressure regulator control circuit, open
P2295 Fuel pressure regulator 2 control circuit, low
TECHNICAL BACKGROUND
Not applicable.
PRODUCTION SOLUTION
Not applicable.
SERVICE
Do not attempt to repair and do not replace the Engine Control Module power supply relay J271 or the Engine Component power supply relay J757.
Please create a Technical Assistance Contact Ticket under the Concern Type "Engine and Engine Electronics" in ElsaWeb and call the Audi Technical Assistance Center (Audi Helpline) for assistance.
WARRANTY
This TSB is informational only and not applicable to any Audi warranty.