always, 5.0 V
PZEV only

P2626

O2 Sensor Pumping Current
Trim Circuit/Open (Bank 1
Sensor 1)

Audi A3 Quick Reference Specification Book

DTC Chart

O2S signal front > 4.81 V

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October 2012

145

DTC Chart
Engine Code CCTA
Fuel and Air Mixture,
Additional Emission Regulations
DTC

Error Message

Malfunction Criteria and
Threshold Value

P000A

Intake (A) Camshaft Position
Slow Response Bank 1

Signal change < 1.9 - 4.2°CRK/s

P0010

Intake (A) Camshaft Position
Actuator Circuit/Open
(Bank 1)

Signal voltage > 4.4 - 5.6 V

P0011

Intake (A) Camshaft Position
Timing - Over-Advanced
(Bank 1)

Target error (stuck position)
> 6.8 - 8°CRK

P0016

Crankshaft Position Camshaft Position Correlation
(Bank 1, Sensor A)

• Permissible deviation
< 11° Rev
or
• Permissible deviation
> 11° Rev

P025A

Fuel Pump Open Circuit

Signal voltage > 4.40 - 5.60 V

P025C

Fuel Pump Short to Ground

Signal voltage < 2.15 - 3.25 V

P025D

Fuel Pump Short to B+

Signal current > 1.1 A

P0030

HO2S Heater Control Circuit
(Bank 1, Sensor 1) Open
Circuit

Heater voltage 2.34 - 3.59 V

P0031

HO2S Heater Control Circuit
Low (Bank 1, Sensor 1) Short
to Ground

Heater voltage < 2.34 V

P0032

HO2S Heater Control Circuit
High (Bank 1, Sensor 1) Short
to B+

Heater voltage > 3.59 V

P0036

HO2S Heater Control Circuit
(Bank 1, Sensor 2) Open
Circuit SULEV

SULEV heater voltage 4.50 5.50 V

P0037

HO2S Heater Control Circuit
Low (Bank 1, Sensor 2) Short
to Ground

• SULEV Heater voltage < 3 V
• ULEV Heater voltage < 3 V

P0038

HO2S Heater Control Circuit
High (Bank 1, Sensor 2) Short
to B+

Heater current 2.70 - 5.50 A

146

Audi A3 Quick Reference Specification Book

•

October 2012

Error Message

Malfunction Criteria and
Threshold Value

P0043

HO2S Heater Control Circuit
Low (Bank 1, Sensor 2) Short
to Ground

• SULEV Heater voltage < 3 V
• ULEV Heater voltage < 3 V

P0044

HO2S Heater Control Circuit
High (Bank 1, Sensor 2) Short
to B+

Heater current > 2.70 - 5.50 A

P050A

Idle Air Control System
RPM Lower or Higher Than
Expected

Out of range - Low
• Engine speed deviation < 80
RPM
Out of range - High
• Engine speed deviation > 80
RPM

P0068

MAP/MAF – Throttle Position
Correlation

• Plausibility with fuel system
load calculation < 50%
• Plausibility with fuel system
load calculation > 50%

P0070

Ambient Air Temp Sensor
Short to B+

Ambient air temp |25...40K
and
• Difference value AAT-IAT
engine start (depending on
engine-off time) > 25....40K

P0072

Ambient Air Temp Sensor
Short to Ground

Ambient air temp >87.0° C

P0087

Fuel Rail/System Pressure Too Low

• Pressure control activity
> 4.00 mPa
and
• Fuel trim activity 1.30 - 16.00
and
• Difference between target
pressure vs. actual pressure, >
-16.38 mPa

P0088

Fuel Rail/System Pressure Too High

Fuel rail pressure > 13.9 MPa

P0089

Fuel Pressure Regulator 1
Performance

Actual pressure deviation
• < 100 kPa
• > 100 kPa

P0100

Mass or Volume Air Flow A
Circuit

MAF sensor signal 0 µs

Audi A3 Quick Reference Specification Book

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October 2012

147

DTC Chart

DTC

DTC

Error Message

Malfunction Criteria and
Threshold Value

P0101

Mass or Volume Air Flow A
Circuit Range/Performance

• Mass air flow vs. lower
threshold model < 12%
• Mass air flow vs. upper
threshold < 12%
• Load calculation > 21%. 23 for
ULEV only
and
• Fuel system (mult) < -19%. -23
ULEV only
• Lload calculation < 21%. -23
for ULEV only
and
• Fuel system (mult) > 19%. 23
ULEV only

P0102

Mass or Volume Air Flow A
Circuit Low Input

MAF sensor signal < 66 µ Sec.

P0103

Mass or Volume Air Flow A
Circuit High Input

MAF sensor signal > 4500 µ
Sec.

P0106

Manifold Absolute Pressure/
BARO Sensor Range/
Performance

Boost pressure signal
• Altitude sensor < -210 hPa
• Altitude sensor > 230 hPa

P0111

Intake Air Temperature
(Sensor 1) Rationality Check
(ULEV)

• Difference in value between
IAT and ECT at engine start
(depending on engine off time)
> 25 - 40 K
and
• Difference in value between
IAT and AAT at engine start
(depending on engine off time)
> 25 - 40 K

P0112

Intake Air Temperature
(Sensor 1) Circuit Low Input

Intake air temperature > 141°C

P0113

Intake Air Temperature
(Sensor 1) Circuit High Input

Intake air temperature < 45.80
°C

148

Audi A3 Quick Reference Specification Book

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October 2012

DTC

Error Message

Malfunction Criteria and
Threshold Value

Engine Coolant Temperature
Sensor 1 Circuit Range/
Performance. Only SULEV

Stuck low
• No change of signal, 25...40 K
and
• Difference value: ECT-IAT @
engine start (depending on
engine off time) >25...40 K

P0117

Engine Coolant Temperature
(Sensor 1) Circuit Low Input

Engine coolant temperature
> 140.30°C

P0118

Engine Coolant Temperature
(Sensor 1) Circuit Open

Engine coolant temperature
< 39.80°C

P0121

Throttle/Pedal Position Sensor • TPS 1 - TPS 2 > 6.30%
A Circuit Range/Performance
and
• Actual TPS 1 calculated value
> actual TPS 2 calculated
value
or
• TPS 1 calculated value
> 9.00%

P0122

Throttle/Pedal Position Sensor Signal voltage < 0.20 V
A Circuit Low Input

P0123

Throttle/Pedal Position Sensor Signal voltage > 4.81 V
A Circuit High Input

P0130

O2 Sensor Circuit (Bank 1,
Sensor 1)

O2S ceramic temperature
< 640°C

P0131

O2 Sensor Circuit (Bank 1,
Sensor 1) Low Voltage

Virtual mass < 2.0 V

DTC Chart

P0116

Nernst voltage < 1.75 V
IA > 0.30 V
IP < 0.30 V

P0132

O2 Sensor Circuit (Bank 1,
Sensor 1) High Voltage

Virtual mass > 3 V
Nernst voltage > 4 V
IA 1.5 V
IP > 7 V

Audi A3 Quick Reference Specification Book

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October 2012

149

DTC

Error Message

Malfunction Criteria and
Threshold Value

P0133

O2 Circuit Slow Response
(Bank 1, Sensor 1)

• O2S signal front vs. modeled
O2S signal ratio ≤ 0.35 and
> 0.01
• Cycles completed, > 12
• B8 ULEVII cycles completed
> 40

P0135

O2 Heater Circuit (Bank 1,
Sensor 1)

• Out of range-high
• O2S ceramic temperature,
< 715° C
and
• Heater duty cycle 100%
• Rationality check:
• O2S ceramic temperature,
< 715° C
and
• Time after O2S heater on 40
Sec
• Out of range low:
• Difference between measured
calibration resistance in ECM
and set value, > 45 Ω

P0136

O2 Circuit (Bank 1, Sensor 2)

• Delta voltage one step at
heater switching > 2.0020 V
and
• Number of checks 10

P0137

O2 Circuit Low Voltage (Bank
1, Sensor 2)

• Cold condition, Signal voltage,
< 59.6 mV
• Warm condition, signal voltage
• Reaction at closed loop
enrichment, no reaction

P0138

O2 Circuit High Voltage (Bank
1, Sensor 2)

Signal voltage > 1.26 V

P0139

O2 Circuit Slow Response
(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

P0140

O2 Circuit No Activity
Detected (Bank 1 Sensor 2)

• Signal voltage 401 - 499 mV
• O2S rear internal resistance
> 40 KΩ

150

Audi A3 Quick Reference Specification Book

•

October 2012

Error Message

Malfunction Criteria and
Threshold Value

P0141

O2 Heater Circuit (Bank 1
Sensor 2) Out of Range ULEV

Heater resistance 810 - 4560 Ω

P0142

O2 circuit (Bank 1 Sensor 3)
heater check

• Delta voltage one step at
heater switching, >2.0 V
• Number of checks, 10

P0143

O2 circuit (Bank 1 Sensor 3)
Short to ground

• Cold condition, signal voltage,
< 59.6 mV
• Warm condition, signal voltage
1.26 V

P0144

O2 circuit Bank 1 Sensor 3
Short to Batt. +

Signal voltage > 1.26 V

P0145

O2 Circuit Slow Response