NHTSA ID Number: 10214962
Manufacturer Communication Number: Quick Reference
TSB/Document Date: 2022-07-05
Summary
Audi
Quick Reference Specification Guide.
P0158
O2 Circuit High Voltage (Bank
1, Sensor 2)
Signal voltage > 1.2 V
P0159
O2 Circuit Slow Response
(Bank 1, Sensor 2)
Average ratio between
measured and maximum
allowed rich to lean switching
time ratio > 1
P0160
O2 Circuit No Activity
Detected (Bank 1, Sensor 2)
Internal resistance
> 60,000 Ohm
P0161
O2 Heater Circuit (Bank 1,
Sensor 2) Out of Range
Heater resistance > 10 Ω
P0169
Incorrect Fuel Composition
Plausibility check failed
P0171
Fuel System Too Lean,
Additive (Bank 1, Bank 2)
Adaptive value > 25%
264
Audi A6/S6 Quick Reference Specification Book
•
September 2013
Error Message
Malfunction Criteria and
Threshold Value
P0172
Fuel System Too RichMultiplicative (Bank 1, Bank 2)
Adaptive value < -25%
P0174
Fuel System Too Lean,
Additive (Bank 1, Bank 2)
Adaptive value > 25%
P0175
System Too Rich-Additive
(Bank 1, Bank 2)
Adaptive value < -25%
P017B
Cylinder Head Temperature
Sensor Circuit Range/
Performance
• Difference in value between
ECT vs. AAT vs. IAT at engine
start (depending on engine off
time) < 26.5 °C
and
• Difference in value between
CHDT vs. ECT at engine start
(depending on engine off time)
> 26.5 °C
and
• Difference in value between
CHDT vs. AAT at engine start
(depending on engine off time)
> 26.5 °C
P017C
Cylinder Head Temperature
Sensor Circuit Low
• Cylinder head temperature
short to ground > 215 °C
• Cylinder head temperature
short to battery plus < -60 °C
P017D
Cylinder Head Temperature
Sensor Circuit High
• Cylinder head temperature
short to ground > 215 °C
• Cylinder head temperature
short to battery plus < -60 °C
P0190
Fuel Rail Pressure Sensor A
Circuit
Signal voltage > 4.6 V
P0191
Fuel Rail Control Valve, High
Pressure Side
Actual pressure > 16.85 MPa
P0192
Fuel Rail Pressure Sensor A
Circuit Low Input
Signal voltage < 0.2 V
P0201
Injector Circuit/Open Cylinder 1
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0202
Injector Circuit/Open Cylinder 2
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0203
Injector Circuit/Open Cylinder 3
• Signal current < 10 A
and
• Signal voltage > 3.5 V
Audi A6/S6 Quick Reference Specification Book
•
September 2013
265
DTC Chart
DTC
DTC
Error Message
Malfunction Criteria and
Threshold Value
P0204
Injector Circuit/Open Cylinder 4
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0205
Injector Circuit/Open Cylinder 5
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0206
Injector Circuit/Open Cylinder 6
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0221
Throttle/Pedal Position
Sensor/Switch B Circuit
Range/Performance
• TPS 1 - TPS 2 > 5.79%
and
• Relative mass air integral >
100 at 0.45 s
P0222
Throttle/Pedal Position
Sensor/Switch B Circuit Low
Input
Signal voltage < 0.117 V
P0223
Throttle/Pedal Position
Sensor/Switch B Circuit High
Input
Signal voltage > 4.6 V
P0235
Boost Pressure Control
Functional Check
Difference between actual
meassured charge pressure
quotient and target charge
pressure quotient (1) 0.25 - 0.35
P0236
Turbocharger/Supercharger
Boost Sensor A Plausibility
Check
• Pressure difference in cross
check between boost pressure
sensor 1/2; inlet charger
pressure and ambient
pressure sensor > 7 kPa
• Pressure difference in cross
check between boost pressure
sensor 1/2 and inlet charger
pressure (1) > 12 -27 kPa
• Pressure difference in cross
check between boost pressure
sensor 1 and 2 > 12.5 kPa
and
• Fuel trim activity (bank with
deviation is considered to be
defective) > 15%
P0237
Turbocharger/Supercharger
Boost Sensor A Circuit Low
Signal voltage < 0.2 V
P0238
Turbocharger/Supercharger
Boost Sensor A Circuit High
Signal voltage > 4.8 V
266
Audi A6/S6 Quick Reference Specification Book
•
September 2013
DTC
Error Message
Malfunction Criteria and
Threshold Value
Turbocharger/Supercharger
Boost Sensor Rationality
Check
• Pressure difference in cross
check between boost pressure
sensor 1/2; inlet charger
pressure and ambient
pressure sensor > 7 kPa
• Pressure difference in cross
check between boost pressure
sensor 1/2 and inlet charger
pressure (1) > 12 -27 kPa
• Pressure difference in cross
check between boost pressure
sensor 1 and 2 > 12.5 kPa
and
• Fuel trim activity (bank with
deviation is considered to be
defective) > 15%
P0241
Turbocharger/Supercharger
Boost Sensor -Short to
Ground
Signal voltage < 0.2 V
P0242
Turbocharger/Supercharger
Boost Sensor short to Battery
Voltage
Signal voltage > 4.8 V
P025A
Fuel Pump Module -Open
Control Circuit
Signal current < 0.8 mA
P025C
Fuel Pump Module -Short to
Ground
Signal voltage < 2.0 V
P025D
Fuel Pump Module -Short to
Battery Voltage
Signal current > 1.0 A
P0261
Cylinder 1 Injector Circuit
Short to Ground
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0262
Cylinder 1 Injector Circuit
Short to Battery Voltage
Signal current > 16 A
P0264
Cylinder 2 Injector Circuit
Short to Ground
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0265
Cylinder 2 Injector Circuit
Short to Battery Voltage
Signal current > 16 A
P0267
Cylinder 3 Injector Circuit
Short to Ground
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0268
Cylinder 3 Injector Circuit
Short to Battery Voltage
Signal current > 16 A
Audi A6/S6 Quick Reference Specification Book
•
September 2013
DTC Chart
P0240
267
DTC
Error Message
Malfunction Criteria and
Threshold Value
P0270
Cylinder 4 Injector Circuit
Short to Ground
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0271
Cylinder 4 Injector Circuit
Short to Battery Voltage
Signal current > 16 A
P0273
Cylinder 5 Injector Circuit
Short to Ground
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0274
Cylinder 5 Injector Circuit
Short to Battery Voltage
Signal current > 16 A
P0276
Cylinder 6 Injector Circuit
Short to Ground
• Signal current < 10 A
and
• Signal voltage > 3.5 V
P0277
Cylinder 6 Injector Circuit
Short to Battery Voltage
Signal current > 16 A
P2004
Intake Manifold Runner
Control Stuck Open (Bank 1)
Signal voltage > 2.5V
P2005
Intake Manifold Runner
Control Stuck Closed (Bank 2)
Signal voltage < 2.9 V
P2006
Intake Manifold Runner
Control Stuck Closed (Bank 1)
Signal voltage < 2.9 V
P2007
Intake Manifold Runner
Control Stuck Open (Bank 2)
Signal voltage > 2.5 V
P2008
Intake Manifold Runner
Control Circuit/Open (Bank 1)
Signal voltage < 2.9 - 3.2 V
P2009
Intake Manifold Runner
Control Circuit Shorted
(Bank 1)
Signal voltage < 1.95 - 2.2 V
P2010
Intake Manifold Runner
Control Circuit Shorted to B+
(Bank 1)
Signal current 1 - 2 A
P2014
Intake Manifold Runner
Position Sensor/Switch Circuit
Short to Ground (Bank 1)
Signal voltage < 0.2 V
P2017
Intake Manifold Runner
Position Sensor/Switch Circuit
Short to Battery Voltage (Bank
1)
Signal voltage > 4.8 V
P2019
Intake Manifold Runner
Position Sensor Circuit Open
circuit (Bank 2)
Signal voltage < 0.2 V
268
Audi A6/S6 Quick Reference Specification Book
•
September 2013
DTC
Error Message
Malfunction Criteria and
Threshold Value
Intake Manifold Runner
Position Sensor Circuit Short
to Battery voltage (Bank 2)
Signal voltage > 4.8 V
P2024
Evaporative Emissions (EVAP) Signal current < 0.8 A
Fuel Vapor Temperature
Sensor Circuit
P2025
Evaporative Emissions (EVAP) • Response time > 1000 ms
Fuel Vapor Temperature
and
Sensor Performance
• Numbers of checks > 3.00
or
• Security bit incorrect
and
• Numbers of checks > 3.00
P2026
Evaporative Emissions (EVAP) Signal voltage < 2 V
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TSB/Document ID: Quick Reference
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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