NHTSA ID Number: 10203510
Manufacturer Communication Number: QRSB AUDI
A6 S6
TSB/Document Date: 2021-11-15
Summary
Quick reference specification book.
P2296
Fuel Pressure Regulator 2
Control Circuit High
Short to battery plus signal
voltage > 3.20 V
DTC
Error Message
P2300
Ignition Coil A Primary Control
Circuit Low
Short to ground signal current
> 24.0 mA
P2301
Ignition Coil A Primary Control
Circuit High
Short to battery plus signal
voltage > 5.1 - 7.0 V
P2303
Ignition Coil B Primary Control
Circuit Low
Short to ground signal current
> 24.0 mA
P2304
Ignition Coil B Primary Control
Circuit High
Short to battery plus signal
voltage > 5.1 - 7.0 V
P2306
Ignition Coil C Primary Control
Circuit Low
Short to ground signal current
> 24.0 mA
P2307
Ignition Coil C Primary Control
Circuit High
Short to battery plus signal
voltage > 5.1 - 7.0 V
P2309
Ignition Coil D Primary Control
Circuit Low
Short to ground signal current
> 24.0 mA
P2310
Ignition Coil D Primary Control
Circuit High
Short to battery plus signal
voltage > 5.1 - 7.0 V
P2312
Ignition Coil E Primary Control
Circuit Low
Short to ground signal current
> 24.0 mA
P2313
Ignition Coil E Primary Control
Circuit High
Short to battery plus signal
voltage > 5.1 - 7.0 V
DTC Chart
Ignition System
Malfunction Criteria and
Threshold Value
Audi A6/S6 Quick Reference Specification Book
•
September 2013
315
DTC
Error Message
Malfunction Criteria and
Threshold Value
P2315
Ignition Coil F Primary Control
Circuit Low
Short to ground signal current
> 24.0 mA
P2316
Ignition Coil F Primary Control
Circuit High
Short to battery plus signal
voltage > 5.1 - 7.0 V
P2318
Ignition Coil G Primary Control Short to ground signal current
Circuit Low
> 24.0 mA
P2319
Ignition Coil G Primary Control Short to battery plus signal
Circuit High
voltage > 5.1 - 7.0 V
P2321
Ignition Coil H Primary Control
Circuit Low
Short to ground signal current
> 24.0 mA
P2322
Ignition Coil H Primary Control
Circuit High
Short to battery plus signal
voltage > 5.1 - 7.0 V
Additional Emissions Regulations
DTC
Error Message
P2400
Evaporative Emission System
Leak Detection Pump Control
Circuit/Open
Signal voltage > 4.4 - 5.5 V
P2401
Evaporative Emission System
Leak Detection Pump Control
Circuit Low
Signal voltage < 3V
P2402
Evaporative Emission System
Leak Detection Pump Control
Circuit High
Signal current 2.7 - 5.5 A
P2403
Evaporative Emission System
Leak Detection Pump Sense
Circuit/Open
Low signal voltage > 10.4 Sec.
P2404
Evaporative Emission System
Leak Detection Pump Sense
Circuit Range/Performance
High signal voltage > 10.4 Sec.
P2414
O2 Sensor Signal Range
Check (Bank 1, Bank 2)
• Threshold 1 - Signal voltage
2.71 - 6.00 V
• Threshold 2 - Depending on
gain factor, that actual is used
for sensor characteristic, the
threshold is signal voltage
2.05 - 3.06 V
P2431
Rationality check
Difference between SAI
pressure and ambient pressure
≠ -25.0 - 25.0 hPa
316
Malfunction Criteria and
Threshold Value
Audi A6/S6 Quick Reference Specification Book
•
September 2013
Error Message
Malfunction Criteria and
Threshold Value
P2415
O2 Sensor Signal Range
Check (Bank 1, Bank 2)
• Threshold 1 - Signal voltage
2.71 - 6.00 V
• Threshold 2 - Depending on
gain factor, that actual is used
for sensor characteristic, the
threshold is signal voltage
2.05 - 3.06 V
P2431
Rationality Check
Difference between AIR
pressure, AMP, and MAP -6.0 6.00 kPa
P2432
Signal Range Check
Signal voltage < 0.40 V
P2433
Signal Range Check
Signal voltage > 4.60 V
P2440
Air Valve Stuck Open
• Relative AIR pressure
measured ≤ 3.00 kPa
• Relative AIR pressure
(measured with AIR pressure
sensor vs. modeled) vs.
relative AIR pressure
(measured with AIR pressure
sensor vs. modeled while both
AIR valves closed) >1.50 [-]
• Relative AIR pressure
(measured with AIR pressure
sensor vs. modeled while
valve bank 2 commanded
closed) vs. relative AIR
pressure (measured with
AIR pressure sensor vs.
modeled while valve bank 1
commanded closed) >1.50 [-]
• Difference of average pressure
between absolute value and
filtered value while both valves
commanded closed ≥ 0.30 1.00 kPa
Audi A6/S6 Quick Reference Specification Book
•
September 2013
317
DTC Chart
DTC
DTC
Error Message
Malfunction Criteria and
Threshold Value
P2442
Air Valve Bank 2
• Relative AIR pressure
measured ≤ 3.00 kPa
• Relative AIR pressure
(measured with AIR pressure
sensor vs. modeled) vs.
relative AIR pressure
(measured with AIR pressure
sensor vs. modeled while both
AIR valves closed) >1.50 [-]
• Relative AIR pressure
(measured with AIR pressure
sensor vs. modeled while
valve bank 2 commanded
closed) vs. relative AIR
pressure (measured with
AIR pressure sensor vs.
modeled while valve bank 1
commanded closed) >1.50 [-]
• Difference of average pressure
between absolute value and
filtered value while both valves
commanded closed ≥ 0.30 1.00 kPa
P2539
Low Pressure Fuel System
Sensor Circuit
Signal voltage > 4.80 V
P2540
Low Pressure Fuel System
Sensor Circuit Range/
Performance
Actual pressure deviation < 800
kPa < 80 kPa
P2541
Low Pressure Fuel System
Sensor Circuit Low
Signal voltage < 0.20 V
P2626
O2 Sensor Pumping Current
Trim Circuit/Open (Bank 1
Sensor 1)
O2S signal front > 4.81 V
P2629
O2 Sensor Pumping Current
Trim Circuit/Open (Bank 1
Sensor 1)
O2S signal front > 4.8 V
P31A8
Variable Valve Lift (VVL)
Actuator, Inlet Open for
Cylinder 8 Short to Ground
Signal voltage < 2.8 - 3.2 V
P31A2
Variable Valve Lift (VVL)
Actuator, Inlet Open for
Cylinder 2 Short to Ground
Signal voltage < 2.8 - 3.2 V
318
Audi A6/S6 Quick Reference Specification Book
•
September 2013
Error Message
Malfunction Criteria and
Threshold Value
P31A5
Variable Valve Lift (VVL)
Actuator, Inlet Open for
Cylinder 5 Short to Ground
Signal voltage < 2.8 - 3.2 V
P31A3
Variable Valve Lift (VVL)
Actuator, Inlet Open for
Cylinder 3 Short to Ground
Signal voltage < 2.8 - 3.2 V
P11BE
Variable Valve Lift (VVL)
• Signal voltage 4.8 - 5.3 V
Actuator,Cylinde 8, Inlet Open, or
Open or Short to Battery
• Signal current 3.74 - 6.8 A
Voltage
P11A7
Variable Valve Lift (VVL)
Actuator, Inlet Open for
Cylinder 2, Inlet Open, Open
or Short to Battery Voltage
• Signal voltage 4.8 - 5.3 V
or
• Signal current 3.74 - 6.8 A
P11B3
Variable Valve Lift (VVL)
Actuator, Inlet Open for
Cylinder 5, Inlet Open, Open
or Short to Battery Voltage
• Signal voltage 4.8 - 5.3 V
or
• Signal current 3.74 - 6.8 A
P11AB
Variable Valve Lift (VVL)
Actuator, Inlet Open for
Cylinder 3, Inlet Open, Open
or Short to Battery Voltage
• Signal voltage 4.8 - 5.3 V
or
• Signal current 3.74 - 6.8 A
P31B8
Variable Valve Lift (VVL)
Actuator, Inlet Close for
Cylinder 8 Short to Ground
Signal voltage < 2.8 - 3.2 V
P31B2
Variable Valve Lift (VVL)
Actuator, Inlet Closed for
Cylinder 2 Short to Ground
Signal voltage < 2.8 - 3.2 V
P31B5
Variable Valve Lift (VVL)
Actuator, Inlet Close for
Cylinder 5 Short to Ground
Signal voltage < 2.8 - 3.2 V
P31B3
Variable Valve Lift (VVL)
Actuator, Inlet Close for
Cylinder 3 Short to Ground
Signal voltage < 2.8 - 3.2 V
P11BD Variable Valve Lift (VVL)
Actuator, Inlet Close for
Cylinder 8, Open or Short to
Battery Voltage
• Signal voltage 4.8 - 5.3 V
or
• Signal current 5.5 - 10 A
P11A5
• Signal voltage 4.8 - 5.3 V
or
• Signal current 3 - 6 A
Variable Valve Lift (VVL)
Actuator, Inlet Close for
Cylinder 2, Open or Short to
Battery Voltage
Audi A6/S6 Quick Reference Specification Book
•
September 2013
DTC Chart
DTC
319
DTC
Error Message
Malfunction Criteria and
Threshold Value
P11B1
Variable Valve Lift (VVL)
Actuator, Inlet Close for
Cylinder 5, Open or Short to
Battery Voltage
• Signal voltage 4.8 - 5.3 V
or
• Signal current 3 - 6 A
P11A9
Variable Valve Lift (VVL)
Actuator, Inlet Close for
Cylinder 3, Open or Short to
Battery Voltage
• Signal voltage 4.8 - 5.3 V
or
• Signal current 3 - 6 A
P31B0
Variable Valve Lift (VVL)
Actuator, Outlet Open for
Cylinder 8 Short to Ground
Signal voltage < 2.8 - 3.2 V
P31AA Variable Valve Lift (VVL)
Actuator, Outlet Open for
Cylinder 8 Short to Ground
Signal voltage < 2.8 - 3.2 V
P31AD Variable Valve Lift (VVL)
Actuator, Outlet Open for
Cylinder 8 Short to Ground
Signal voltage < 2.8 - 3.2 V
P31AB Variable Valve Lift (VVL)
Actuator, Outlet Open for
Cylinder 8 Short to Ground
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TSB/Document ID: QRSB AUDI A6 S6
Replacement Service Bulletin Number:
MFR Communication Date: 2013-09-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
MFR Component System:
MFR Component Subsystem:
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