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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 16 (3.2L - Generic Scan Tool, Engine Code: BKH) >> ST - Generic Scan Tool >> Diagnostic Trouble Code (DTC) tables >> SAE P0xxx DTCs >> Fuel and air ratios

Fuel and air ratios

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DTC Error Message Diagnostic Procedure Malfunction Criteria and Threshold Value Secondary Parameters with Enable Conditions Monitoring Time Length Frequency of checks, MIL Illum
P0106 Manifold Absolute Pressure/BARO Sensor Range/Performance
  • Altitude sensor signal vs. IM pressure, >20 kPa
  • Boost pressure signal, >23 kPa
  • Engine speed, 0 RPM
  • Time after engine start, 0 sec.
  • Throttle position, 28-81°
  • Engine speed, 600-4000 RPM
 3 Seconds
  • Continuous
  • 2 DCY
P0107 Manifold absolute pressure/Barometric pressure circuit low input Signal voltage, 0.2 V --- 2 Seconds
  • Continuous
  • 2 DCY
P0108 Manifold absolute pressure/Barometric pressure circuit high input Signal voltage, > 4.8 V --- 2 Seconds
  • Continuous
  • 2 DCY
P0112 Intake Air Temperature Sensor 1 Circuit Low Input IAT, > 141.0°C --- 2 Seconds
  • Continuous
  • 2 DCY
P0113 Intake Air Temperature Sensor 1 Circuit High Input IAT, 45.75°C --- 2 Seconds
  • Continuous
  • 2 DCY
P0116 Engine Coolant Temperature Sensor 1 Circuit Range/Performance
  • Delta ECT, 77°C
 ECT at start- 75 - 141°C Driving condition 1
  • >22 sec.
  • Vehicle speed, >12.5 mph
  • Engine speed, >2500 rpm
  • Mass air flow, >60 kg/h
and Driving condition 2
  • >22 sec.
  • Fuel cut off, Active
  • Or Vehicle speed, >65 mph
  • Engine speed, Idle
  • And if no pass cond. 1 2400 sec.
  • Ignition, off >400 sec.
  • ECT at start, 80-110°C
  • Delta modeled ECT, 13 K
  • ECT T start, 40-75°C
 155 Seconds 400 sec. after DCY 30 Seconds
  • Continuous
  • 2 DCY
P0117 Engine Coolant Temperature Sensor 1 Circuit Low Input ECT, >141°C   2 Seconds
  • Continuous
  • 2 DCY
P0118 Engine Coolant Temperature Sensor 1 Circuit High Input ECT, 43.5°C   2 Seconds
  • Continuous
  • 2 DCY
P0121 Throttle/Pedal Position Sensor A Circuit Range/Performance
  • TPS 1-TPS 2, >5.79%
  • Relative mass air integral, >100 at 0.45 sec.
  • Engine start, Completed
  • TPS, No fault
 0.2 Seconds
  • Multiple
  • 2 DCY
P0122 Throttle/Pedal Position Sensor A Circuit Low Input Signal voltage, 0.117 V   0.2 Seconds
  • Continuous
  • 2 DCY
P0123 Throttle/Pedal Position Sensor A Circuit High Input Signal voltage, > 4.88 V   0.2 Seconds
  • Continuous
  • 2 DCY
P0131 O2 Circuit Low Voltage (Bank 1, Sensor 1)
  • Short to ground, 0.13 V
   3 Seconds
  • Continuous
  • 2 DCY
P0132 O2 Circuit High Voltage (Bank 1, Sensor 1)
  • Short to battery + >5.5 V
   3 Seconds
  • Continuous
  • 2 DCY
P0133 O2 Circuit Slow Response (Bank 1, Sensor 1)
  • Lambda value vs. modeled lambda value >0.8
  • Modeled temp, 500 - 950°C
  • ECT, >60°C
  • Engine speed, 700 - 3000 rpm
  • Engine speed deviation, 518 rpm
  • Mass air flow, 0.426 - 1.2 g/rev
  • Delta mass air flow, 0.264 g/rev
  • EVAP canister load, 40%
 65 Seconds
  • Once/DCY
  • 2 DCY
P0135 O2 Heater Circuit (Bank 1, Sensor 1)
  • O2S not ready after dew-point exceeded >40 sec.
  • UEGO ceramic temperature 680 or > 860°C
  • O2S front dew-point, Exceeded
  • Heater control, Active
  • O2S front, No other faults
  • O2S front dew-point, Exceeded
  • Heater control, Active
  • Lambda control, Active
  • O2S front, No other faults
 40 Seconds 120 Seconds
  • Once/DCY
  • 2 DCY
  • Continuous
  • 2 DCY
P0136 O2 Circuit (Bank 1, Sensor 2)
  • O2S signal rear 0.708 V Not oscillating at reference
  • Signal voltage >0.2 V
  • O2S rear, Ready
  • Trim control post cat, Closed loop
  • Integrated mass air flow, 20 - 150 g Fuel cut off- Active
 5 Seconds
  • Continuous
  • 2 DCY
P0137 O2 Circuit Low Voltage (Bank 1, Sensor 2)
  • Signal voltage-20 mV
  • and Internal resistance-10 Ohms
  • O2S rear dewpoint, exceeded
  • O2S rear, fully heated up
  • Mass air flow, >12 kg/h
 5 Seconds
  • Continuous
  • 2 DCY
P0138 O2 Circuit High Voltage (Bank 1, Sensor 2) Signal voltage 1.5 V   5 Seconds
  • Continuous
  • 2 DCY
P0140 O2 Circuit No Activity Detected (Bank 1, Sensor 2) Signal voltage, 0.370.47mV
  • Modeled exhaust gas temp. >555°C
 5 Seconds
  • Continuous
  • 2 DCY
P0141 O2 Heater Circuit (Bank 1, Sensor 2) Heater resistance, >10K Ohm
  • Modeled exhaust gas temp, 300-400°C
  • Heater duty cycle, 0.8 - 99.2%
 60 Seconds
  • Continuous
  • 2 DCY
P0151 Bank 2 sensor 1 Voltage too low Short to ground-0.13 V   3 Seconds
  • Continuous
  • 2 DCY
P0152 O2 Sensor Circuit, Bank 2 - Sensor 1 High Voltage Short to battery+>5.5 V   3 Seconds
  • Continuous
  • 2 DCY
P0153 O2 Sensor Circuit, Bank 2 - Sensor 1 Slow Response Lambda value vs. modeled lambda value, >0.8
  • Modeled temp, 500 - 950°C
  • ECT, >60°C
  • Engine speed, 700 - 3000 rpm
  • Engine speed deviation, 518 rpm
  • Mass air flow, 0.426 - 1.2 g/rev
  • Delta mass air flow, 0.264 g/rev
  • EVAP canister load, 40%
 65 Seconds
  • Continuous
  • 2 DCY
P0155 O2 Sensor Heater Circuit, Bank 2 Sensor 1 Electrical Fault
  • O2S not ready after dew-point exceeded->40 sec.
  • UEGO ceramic temperature-680 or > 860°C
  • O2S front dew-point, Exceeded
  • Heater control, Active
  • O2S front, No other faults
  • O2S front dew-point, Exceeded
  • Heater control, Active
  • Lambda control, Active
  • O2S front, No other faults
 40 Seconds 120 Seconds
  • Once/DCY
  • 2 DCY
  • Continuous
  • 2 DCY
P0156 O2 Sensor Circuit, Bank 2 - Sensor 2 Malfunction
  • O2S signal rear 0.708 V
  • Not oscillating at reference
  • Signal voltage >0.2 V
  • O2S rear, Ready
  • Trim control post cat, Closed loop
  • Integrated mass air flow, 20-150 g
  • Fuel cut off, Active
 5 Seconds
  • Continuous
  • 2 DCY
P0157 O2 Sensor Circuit, Bank 2 - Sensor 2 Low Voltage
  • Signal voltage-20 mV
  • And Internal resistance 10 Ohms
  • O2S rear dew point, Exceeded
  • O2S rear, Fully heated up
  • Mass air flow, >12 kg/h
 5 Seconds
  • Continuous
  • 2 DCY
P0158 O2 Sensor Circuit, Bank 2 - Sensor 2 High Voltage Signal voltage >1.5 V   5 Seconds
  • Continuous
  • 2 DCY
P0160 O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 2) Signal voltage 0.376 - 0.474 V Modeled exhaust temperature >555°C 5 Seconds
  • Continuous
  • 2 DCY
P0161 HO2S Heater Control Circuit (Bank 2 Sensor 2) Internal resistance >10K Ohms
  • Modeled exhaust gas temp, 300 - 400°C
  • Heater duty cycle, 0.8 - 99.2%
 60 Seconds
  • Once/DCY
  • 2 DCY
P0171 System Too Lean (Bank 1)
  • Check exhaust system for proper seal.
  • Check vacuum lines for leaks
  • Additive system too rich Adaptive value->25%
  • Multiplicative system too rich Adaptive value->22%
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • ECT or Sub. ECT, >70°C
  • Mass fuel flow, 0.04 g/rev
  • Engine speed, 864 RPM
  • Delta mass air flow, 7.5 kg/h
  • Accelerator PP value, 250%/sec.
  • Integrated mass air flow, >25 g
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • ECT or Sub. ECT, >70°C
  • Engine speed, 9924500 RPM
  • Mass air flow, 34450 kg/h
  • Delta mass air flow, 7.5 kg/h
  • Accelerator PP value, 250%/sec.
  • Integrated mass air flow, >25 g
 35 Seconds
  • Continuous
  • 2 DCY
P0172 System Too Rich (Bank 1)
  • Additive system too rich Adaptive value -25%
  • Multiplicative system too rich Adaptive value -25%
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • ECT or Sub. ECT, >70°C
  • Mass fuel flow, 0.04 g/rev
  • Engine speed, 864 RPM
  • Delta mass air flow, 7.5 kg/h
  • Accelerator PP value, 250%/sec.
  • Integrated mass air flow, >25 g
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • ECT or Sub. ECT, >70°C
  • Engine speed, 9924500 RPM
  • Mass air flow, 34450 kg/h
  • Delta mass air flow, 7.5 kg/h
  • Accelerator PP value, 250%/sec.
  • Integrated mass air flow, >25 g
 35 Seconds
  • Continuous
  • 2 DCY
P0174 System too Lean, Bank 2
  • Check exhaust system for proper seal.
  • Check vacuum lines for leaks
  • Additive system too rich Adaptive value >22%
  • Multiplicative system too rich Adaptive value >22%
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • ECT or Sub. ECT, >70°C
  • Mass fuel flow, 0.04 g/rev
  • Engine speed, 864 RPM
  • Delta mass air flow, 7.5 kg/h
  • Accelerator PP value, 250%/sec.
  • Integrated mass air flow, >25 g
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • ECT or Sub. ECT, >70°C
  • Engine speed, 9924500 RPM
  • Mass air flow, 34450 kg/h
  • Delta mass air flow, 7.5 kg/h
  • Accelerator PP value, 250%/sec.
  • Integrated mass air flow, >25 g
 35 Seconds
  • Continuous
  • 2 DCY
P0175 System too Rich, Bank 2
  • Check exhaust system for proper seal.
  • Check vacuum lines for leaks
  • Additive system too rich Adaptive value -25%
  • Multiplicative system too rich Adaptive value -25%
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • ECT or Sub. ECT, >70°C
  • Mass fuel flow, 0.04 g/rev
  • Engine speed, 864 RPM
  • Delta mass air flow, 7.5 kg/h
  • Accelerator PP value, 250%/sec.
  • Integrated mass air flow, >25 g
  • Lambda control, Closed loop
  • EVAP purge valve, Closed
  • ECT or Sub. ECT, >70°C
  • Engine speed, 9924500 RPM
  • Mass air flow, 34450 kg/h
  • Delta mass air flow, 7.5 kg/h
  • Accelerator PP value, 250%/sec.
  • Integrated mass air flow, >25 g
 35 Seconds
  • Continuous
  • 2 DCY
P0190 Fuel Rail Pressure Sensor A Circuit Signal voltage > 4.8 V   2 Seconds
  • Continuous
  • 2 DCY
P0192 Fuel Rail Pressure Sensor A Circuit Low Input Signal voltage 0.2 V   2 Seconds
  • Continuous
  • 2 DCY
P0201 Injector Circuit/Open - Cylinder 1
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0202 Injector Circuit/Open - Cylinder 2
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0203 Injector Circuit/Open - Cylinder 3
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0204 Injector Circuit/Open - Cylinder 4
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0205 Injector Circuit/Open - Cylinder 5
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0206 Injector Circuit/Open - Cylinder 6
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0219 Engine Overspeed Condition Inspect and repair mechanical damage as necessary. Engine speed, >6750 RPM
  • Range position, Not P,R,N
  • Position sensor, Status OK
  • Engine speed, Status OK
  • Time since range position not P,R,N, 2 Sec.
 0.5 Seconds
  • Continuous
  • 2 DCY
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 sec.
  • Engine start, Completed
  • TPS, No fault
 0.2 Seconds
  • Continuous
  • 2 DCY
P0222 Throttle/Pedal Position Sensor/Switch B Circuit Low Input Signal voltage, 0.117 V   0.2 Seconds
  • Continuous
  • 2 DCY
P0223 Throttle/Pedal Position Sensor/Switch B Circuit High Input Signal voltage, > 4.88 V   0.2 Seconds
  • Continuous
  • 2 DCY
P0261 Cylinder 1 Injector Circuit Low
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0262 Cylinder 1 Injector Circuit High
  • Signal current, >16 A
  • Injection valve, Commanded on
 3 Seconds
  • Continuous
  • 2 DCY
P0264 Cylinder 2 Injector Circuit Low
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0265 Cylinder 2 Injector Circuit High
  • Signal current, >16 A
  • Injection valve, Commanded on
 3 Seconds
  • Continuous
  • 2 DCY
P0267 Cylinder 3 Injector Circuit Low
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0268 Cylinder 3 Injector Circuit High
  • Signal current, >16 A
  • Injection valve, Commanded on
 3 Seconds
  • Continuous
  • 2 DCY
P0270 Cylinder 4 Injector Circuit Low
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0271 Cylinder 4 Injector Circuit High
  • Signal current, >16 A
  • Injection valve, Commanded on
 3 Seconds
  • Continuous
  • 2 DCY
P0273 Cylinder 5 Injector Circuit Low
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0274 Cylinder 5 Injector Circuit High
  • Signal current, >16 A
  • Injection valve, Commanded on
 3 Seconds
  • Continuous
  • 2 DCY
P0276 Cylinder 6 Injector Circuit Low
  • Signal current, 10 A
  • And Signal voltage, >3.5 V
  • Injection valve, Commanded on
  • Injection valve, Commanded off
 3 Seconds
  • Continuous
  • 2 DCY
P0277 Cylinder 6 Injector Circuit High
  • Signal current, >16 A
  • Injection valve, Commanded on
 3 Seconds
  • Continuous
  • 2 DCY
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