QRSB-2014 Audi A Service Bulletin/Repair Instructions

• EVAP Fuel Tank Temp Sensor

> 119° C

• EVAP Fuel Tank Temp Sensor

< -39° C

• Difference between EVAP fuel

tank temp sensor and ECT ≥

20.3 K and difference between

EVAP fuel tank temp sensor

and IAT ≥ 20.3 K gradient

EVAP fuel tank temp sensor

> 20 [K/10min]
P2026
Evaporative Emissions

(EVAP) Fuel Vapor

Temperature Sensor Circuit

Low Voltage
Signal Voltage < 2.0 V
P2027
Evaporative Emissions

(EVAP) Fuel Vapor

Temperature Sensor Circuit

High Voltage
Signal Current > 1.0 A
P2088
A Camshaft Position Actuator

Control Circuit Low Bank 1
Signal voltage, < 1.95 to 2.20 V
P2089
A Camshaft Position Actuator

Control Circuit High Bank 1
Signal current, > 3 to 5 A
P2092
A Camshaft Position Actuator

Control Circuit Low Bank 2
Signal voltage, < 1.95 to 2.20 V
P2093
A Camshaft Position Actuator

Control Circuit High Bank 2
Signal current, > 3 to 5 A
P2096
Post Catalyst Fuel Trim

System Too Lean Bank 1
Integral part of trim control, post

cat > 10%
P2097
Post Catalyst Fuel Trim

System Too Rich Bank 1
Integral part of trim control, post

cat < 10%
P2098
Post Catalyst Fuel Trim

System Too Lean Bank 2
Integral part of trim control, post

cat > 10%
P2099
Post Catalyst Fuel Trim

System Too Rich Bank 2
Integral part of trim control, post

cat < 10%
250
Malfunction Criteria and

Threshold Value
Audi A5/S5 Quick Reference Specification Book
•
September 2013
DTC

P3081
Error Message

Engine Temperature Too Low
Malfunction Criteria and

Threshold Value

Step 1

• Modeled ECT > 30° C

and

• Engine Coolant Temperature

< 30° C
Ignition System

Error Message
Malfunction Criteria and

Threshold Value
P0300
Random/Multiple Cylinder

Misfire Detected
• Emission threshold misifre rate

(MR) 1st interval > 1.5%

• Emission threshold misfire rate

(MR) > 1.5%

• Catalyst damage misfire rate

(MR) > 1.5 - 15%
P0301
Cylinder 1 Misfire Detected
• Emission threshold misifre rate

(MR) 1st interval > 1.5%

• Emission threshold misfire rate

(MR) > 1.5%

• Catalyst damage misfire rate

(MR) > 1.5 - 15%
P0302
Cylinder 2 Misfire Detected
• Emission threshold misifre rate

(MR) 1st interval > 1.5%

• Emission threshold misfire rate

(MR) > 1.5%

• Catalyst damage misfire rate

(MR) > 1.5 - 15%
P0303
Cylinder 3 Misfire Detected
• Emission threshold misifre rate

(MR) 1st interval > 1.5%

• Emission threshold misfire rate

(MR) > 1.5%

• Catalyst damage misfire rate

(MR) > 1.5 - 15%
P0304
Cylinder 4 Misfire Detected
• Emission threshold misifre rate

(MR) 1st interval > 1.5%

• Emission threshold misfire rate

(MR) > 1.5%

• Catalyst damage misfire rate

(MR) > 1.5 - 15%
Audi A5/S5 Quick Reference Specification Book
•
September 2013
251
DTC Chart
DTC
DTC
Error Message
Malfunction Criteria and

Threshold Value
P0305
Cylinder 5 Misfire Detected
• Emission threshold misifre rate

(MR) 1st interval > 1.5%

• Emission threshold misfire rate

(MR) > 1.5%

• Catalyst damage misfire rate

(MR) > 1.5 - 15%
P0306
Cylinder 6 Misfire Detected
• Emission threshold misifre rate

(MR) 1st interval > 1.5%

• Emission threshold misfire rate

(MR) > 1.5%

• Catalyst damage misfire rate

(MR) > 1.5 - 15%
P0326
Knock Sensor 1 Circuit

• Lower threshold < 0.029 V

Range/Performance Bank 1 or • Upper threshold > 1.992 V

Single Sensor
P0327
Knock Sensor 1 Circuit Low

Bank 1 or Single Sensor
Lower threshold, < 0.18 V
P0328
Knock Sensor 1 Circuit High

Bank 1 or Single Sensor
Upper threshold > 4.8 V
P0331
Knock Sensor 2 Circuit

Range/Performance Bank 2
• Lower threshold < 0.029 V

• Upper threshold > 1.992 V
P0332
Knock Sensor 2 Circuit Low

Bank 2
Lower threshold, < 0.18 V
P0335
Engine Speed Sensor
• Open circuit > 1 V

• Short to grnd < 1.5 V

• Short to Battery voltage

> 3.5 V

• Signal check no signal
P0336
Crankshaft Position

Sensor “A” Circuit Range/

Performance
• RPM signal comparison with

phase sensor not synchronous

• Counted versus reference

teeth > 1

• Actual time value vs modeled

time value > 1.375
P0340
Camshaft Position Sensor

“A” Circuit Bank 1 or Single

Sensor
Signal activity check

• Signal voltage no altering at

4 Rev
P0341
Camshaft Position Sensor “A”

Circuit Range/Performance

Bank 1 or Single Sensor
• Actual time value vs min. time

value < 1

• Actual value vs target value

> 12.4° CA

• Actual time value vs modeled

time value > 3.5
252
Audi A5/S5 Quick Reference Specification Book
•
September 2013
Error Message
Malfunction Criteria and

Threshold Value
P0345
Camshaft Position Sensor “A”

Circuit Bank 2
Signal activity check

• Signal voltage no altering at

4 Rev
P0346
Camshaft Position Sensor “A”

Circuit Range/Performance

Bank 2
• Actual time value vs min. time

value < 1

• Adaptive value vs target value

> 12.4° CA

• Actual time value vs modeled

time value > 3.5
P0351
Ignition Coil “A” Primary/

Secondary Circuit
Open circuit

• Signal current < -0.05 to

2.0 mA

• Hardware value from final

stage > 0.04 - 0.2 mA
P0352
Ignition Coil “B” Primary/

Secondary Circuit
Short to ground

• Signal current < -0.05 to

2.0 mA

• Hardware value from final

stage > 0.04 - 0.2 mA
P0353
Ignition Coil “C” Primary/

Secondary Circuit
Short to Battery voltage

• Signal current < -0.05 to

2.0 mA

• Hardware value from final

stage > 0.04 - 0.2 mA
P0354
Ignition Coil “D” Primary/

Secondary Circuit
• Signal current < -0.05 to

2.0 mA

• Hardware value from final

stage > 0.04 - 0.2 mA
P0355
Ignition Coil “E” Primary/

Secondary Circuit
• Signal current < -0.05 to

2.0 mA

• Hardware value from final

stage > 0.04 - 0.2 mA
P0356
Ignition Coil “F” Primary/

Secondary Circuit
• Signal current < -0.05 to

2.0 mA

• Hardware value from final

stage > 0.04 - 0.2 mA
DTC Chart
DTC
Additional Exhaust Regulation

DTC

P0413
Error Message

Secondary Air Injection

System Switching Valve “A”

Circuit Open
Malfunction Criteria and

Threshold Value

• Signal Current 8 to 40 mA

• Signal Voltage 2.9 to 3.2 V
Audi A5/S5 Quick Reference Specification Book
•
September 2013
253
DTC
Error Message
Malfunction Criteria and

Threshold Value
P0414
Air Valve Short to Ground
Short to Battery Voltage:

• Signal Current 3 to 5 A
P0416
Secondary Air Solenoid Valve

2 Circuit Open Circuit
Signal voltage < 8 mA
P0417
Secondary Air Solenoid Valve

2 Circuit Short to Ground or

Battery Voltage
Signal voltage < 2.00 V
P0418
Secondary Air Injection

System Control “A” Circuit
• Signal current < 1 [ mA ]

• Signal Voltage 2.9 to 3.2 [ V ]
P0420
Catalyst System Efficiency

Below Threshold Bank 1
Amplitude ratio O2S > 1.5
P0430
Catalyst System Efficiency

Below Threshold Bank 2
Amplitude ratio O2S > 1.5
P0441
Evaporative Emission System

Incorrect Purge Flow
Deviation HO2S control < 4%

• Purge valve quality < 0,05 [-]
P0442
EVAP System Leak Detected

LDP (Small Leak)
Time for pressure drop

< 1.06 - 1.3 Sec.
P0444
Evaporative Emission System

Purge Control Valve Circuit

Open
Signal current < 0.8mA
P0445
Evaporative Emission System

Purge Control Valve Circuit

Shorted
• Signal voltage < 2.0 V

or

• Signal current > 5.0 A
P0450
Evaporative Emission System

Pressure Sensor/Switch
• Signal Voltage 2.9 to 3.2 V

or

• Signal Current 0.8 to 4 mA
P0451
Evaporative Emission System

Pressure Sensor/Switch

Range/Performance
NVLD Pressure Sensor / Switch

= Closed
P0452
Fuel Tank Leak Detection

System (NVLD)

Short to Battery Voltage
Signal Voltage > 3.0 V
P0453
Evaporative Emission System

Pressure Sensor/Switch
• Signal Current 1 to 2 A

or

• Signal Voltage 2 V
P0455
EVAP System Leak Detected

LDP (Large Leak Detected)
Time for pressure drop

< 0.65...0.7 s
P0456
EVAP System Leak Detected

NVLD (very small leak)
NVLD switch position open
254
Audi A5/S5 Quick Reference Specification Book
•
September 2013
DTC
Error Message
Malfunction Criteria and

Threshold Value
P0458
Evaporative Emission System

Purge Control Valve Circuit

Low
Signal voltage,  2.20 A
P0491
Secondary Air Injection

1...28 293031 32...38

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