(Bank 1, Sensor 2)

• EWMA filtered transient time at
fuel cut off > 0.4 Sec.
• In voltage range 401.4 201.2 mV
• Number of checks (initial
phase) > 3
• Number of checks (step
function) > 3

P0146

O2 circuit (Bank 1 Sensor 3)
Open circuit

• Signal voltage, 401.4 - 499 mV
• Internal resistance, 40 KΩ

P0147

O2 circuit (Bank 1 Sensor 3)
heater check SULEV

Heater resistance 1056...11656
Ω

P0171

System Too Lean (Bank 1)

At idle
• Adaptive value > 21%
At part-load
• Adaptive value 26% (only B8
ULEVVII)

P0172

System Too Rich (Bank 1)

At idle
• Adaptive value < 5.02%
(< 6.0% only B8 ULEV)
At part-load
• Adaptive value < 21%
(< -26% only B8 ULEVVII)

P0190

Fuel Rail Pressure Sensor A
Circuit

Signal voltage > 4.8 V

P0191

Fuel Rail Control Valve, High
Pressure Side

Actual pressure > 20.6 MPa

P0192

Fuel Rail Pressure Sensor A
Circuit Low Input

Signal voltage < 0.2 V

P0201

Injector Circuit/Open Cylinder 1

• Low side signal current < 2.1 A

Audi A3 Quick Reference Specification Book

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October 2012

151

DTC Chart

DTC

DTC

Error Message

Malfunction Criteria and
Threshold Value

P0202

Injector Circuit/Open Cylinder 2

• Low side signal current < 2.1 A

P0203

Injector Circuit/Open Cylinder 3

• Low side signal current < 2.1 A

P0204

Injector Circuit/Open Cylinder 4

• Low side signal current < 2.1 A

P0221

Throttle/Pedal Position
Sensor/Switch B Circuit
Range/Performance

• TPS 1 - TPS 2 > 6.30%
and
• Actual TPS 1 - calculated
value, > actual TPS2 calculated value
or
• TPS 1 calculated value
> 9.00%

P0222

Throttle/Pedal Position
Sensor/Switch B Circuit Low
Input

Signal voltage < 0.20 V

P0223

Throttle/Pedal Position
Sensor/Switch B Circuit High
Input

Signal voltage > 4.81 V

P0234

Turbocharger/Supercharger
Overboost Condition
Rationality Check

Difference of set value boost
pressure vs. actual boost
pressure value > 200 1280 hPa

P0236

Turbocharger/Supercharger
Boost Sensor A Plausibility
Check ULEV

• Difference in boost pressure
signal vs. altitude sensor
signal > 230 hPa
• Difference in boost pressure
signal vs altitude sensor
signal, 4.88 V

P0243

Turbocharger/Supercharger
Wastegate Solenoid A

Signal voltage > 4.40 - 5.60 V

P0245

Turbocharger/Supercharger
Wastegate Solenoid A Low

Signal voltage < 2.15 - 3.25 V

P0246

Turbocharger/Supercharger
Wastegate Solenoid A High

Signal current > 2.20 A

P0261

Cylinder 1 Injector Circuit Low

Signal current < 2.10 A

P0262

Cylinder 1 Injector Circuit High Signal current > 14.70 A

152

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October 2012

DTC

Error Message

Malfunction Criteria and
Threshold Value

P0264

Cylinder 2 Injector Circuit Low

P0265

Cylinder 2 Injector Circuit High Signal current > 14.70 A

P0267

Cylinder 3 Injector Circuit Low

P0268

Cylinder 3 Injector Circuit High Signal current > 14.70 A

P0270

Cylinder 4 Injector Circuit Low

P0271

Cylinder 4 Injector Circuit High Signal current > 14.70 A

P0299

Turbocharger/Supercharger
Underboost Rationality Check
Low

Difference of set boost pressure
vs. actual boost pressure value
> 150 hPa

P2004

Intake Manifold Runner
Control Stuck Open (Bank 1)

• Normal closed position, unable
to reach signal voltage < 2.62
or > 4.65 V
or
• Normal open position, unable
to reach signal voltage < 0.35
or > 2.38 V

P2008

Intake Manifold Runner
Control Circuit/Open (Bank 1)

Signal voltage 4.40 - 5.60 V

P2009

Intake Manifold Runner
Control Circuit Shorted
(Bank 1)

Signal voltage 2.15 - 3.25 V

P2010

Intake Manifold Runner
Control Circuit Shorted to B+
(Bank 1)

Signal current > 2.20 A

P2014

Intake Manifold Runner
Position Sensor/Switch Circuit
(Bank 1)

Signal voltage > 4.75 V

P2015

Intake Manifold Runner
Position Sensor/Switch Circuit
Range/Performance (Bank 1)

Deviation runner flap position
vs. actual position > 25%

P2016

Intake Manifold Runner
Position Sensor/Switch Circuit
Low (Bank 1)

Signal voltage < 0.25 V

P2088

A Camshaft Position Actuator
Control Circuit Low (Bank 1)
short to ground

Signal voltage < 2.15 - 3.25 V

P2089

A Camshaft Position Actuator
Control Circuit High (Bank 1)
short to B+

Signal current > 2.20 A

P2096

Post Catalyst Fuel Trim
System Too Lean (Bank 1)

I-portion of 2nd lambda control
loop < 0.030

Signal current < 2.10 A
Signal current < 2.10A

Audi A3 Quick Reference Specification Book

•

October 2012

DTC Chart

Low side signal current < 2.10 A

153

DTC

Error Message

Malfunction Criteria and
Threshold Value

P2097

Post Catalyst Fuel Trim
System Too Rich (Bank 1)

I-portion of 2nd lambda control
loop > 0.030

P3081

Engine Temperature Too Low

Difference between ECT and
modeled ECT > 9.80° K

Ignition System
DTC

Error Message

Malfunction Criteria and
Threshold Value

P0300

Random Misfire Detected

“> 2.1 (PZEV) > 1.9 (Bin 5 / B8
ULEV II)”

P0301

Cylinder 1 Misfire Detected

• Catalyst damage misfire rate
(MR) >2.9 - 20.0 % PZEV >
• > 3.2 - 20.0 Bin 5

P0302

Cylinder 2 Misfire Detected

• Catalyst damage misfire rate
(MR) >2.9 - 20.0 % PZEV >
• > 3.2 - 20.0 Bin 5

P0303

Cylinder 3 Misfire Detected

• Catalyst damage misfire rate
(MR) >2.9 - 20.0 % PZEV >
• > 3.2 - 20.0 Bin 5

P0304

Cylinder 4 Misfire Detected

• Catalyst damage misfire rate
(MR) >2.9 - 20.0 % PZEV >
• > 3.2 - 20.0 Bin 5

P0321

Ignition/Distributor Engine
Speed Input Circuit Range/
Performance

• Counted teeth vs. reference
incorrect
• Monitoring reference gap
failure

P0322

Ignition/Distributor Engine
Speed Input Circuit No Signal

• Camshaft signals > 3
• Engine speed no signal

P0324

Knock Control System Error

• Signal fault counter
(combustion) > 24.0
or
• Signal fault counter (measuring
window) > 2.00
• Communication errors
• SPI communication > 25

P0327

Knock Sensor 1 Circuit
Low Input (Bank 1) Short to
Ground, Port B

• Lower threshold < 70 V

P0327

Knock Sensor 1 Circuit Short
to Ground, Port A

• Lower threshold < 70 V

P0327

Knock Sensor 1 Circuit Signal
Range Check

Lower threshold, < 0.0 - 2.1582
V

154

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October 2012

Error Message

Malfunction Criteria and
Threshold Value

P0328

Knock Sensor 1 Circuit Signal
Range Check (Bank 1)

Upper threshold 29.0674 114.9023 V

P0328

Knock Sensor 1 Circuit Short
to B+ Port B (Bank 1)

Upper threshold >1.00 V

P0328

Knock Sensor 1 Circuit Short
to B+ Port A (Bank 1)

Upper threshold >1.00 V

P0340

Camshaft Position Sensor
A Circuit (Bank 1 or Single
Sensor)

Cam adaption values out of
range
• > 20° KW
• < -20° KW
• Difference of adapted and
actual values > 9° KW

P0341

Camshaft Position Sensor A
Circuit Range/Performance
(Bank 1 or Single Sensor)

Signal pattern incorrect

P0342

Camshaft Position Sensor A
Circuit Low Input (Bank 1 or
Single Sensor)

• Signal voltage low
• Crankshaft signals 8

P0343

Camshaft Position Sensor A
Circuit High Input (Bank 1 or
Single Sensor)

• Signal voltage high
• Crankshaft signals 8

P0351

Ignition Coil A Primary/
Secondary Circuit

• Signal current < -0.25 to
2.0 mA
or
• Internal check failed

P0352

Ignition Coil B Primary/
Secondary Circuit

• Signal current < -0.25 to
2.0 mA
or
• Internal check failed

P0353

Ignition Coil C Primary/
Secondary Circuit

• Signal current < -0.25 to
2.0 mA
or
• Internal check failed

P0354

Ignition Coil D Primary/
Secondary Circuit

• Signal current < -0.25 to
2.0 mA
or
• Internal check failed