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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 1498 (3.0L - Engine Controls - Generic Scan Tool, Engine Codes: AVK, BGN [Automatic Transmission - Gears, Hydraulic Controls - Generic Scan Tool]) >> Generic Scan Tool >> Diagnostic Trouble Code Tables >> SAE P0xxx Diagnostic Trouble Codes >> Fuel and air ratio

Fuel and air ratio

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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 Illumination
P0101 Mass or Volume Air Flow A Circuit Range/Performance
  • (BGN only)
  • Mass air flow vs. lower threshold 2-258 kg/h or
  • Mass air flow vs. upper Threshold map 52-901 kg/h or
  • Mass air flow vs. Calculated mass air flow>25% and
  • Fuel system (multiple) 18% or
  • Mass air flow vs. Calculated mass air flow25% and
  • Fuel system (multiple) >18%
 --- 320 Sec
  • Continuous
  • 2 DCY
P0102 Mass or Volume Air Flow A Circuit Low Input
  • Lower threshold map Depending on engine speed and throttle angle
  • Deviation between calculated and measured air
  • Air mass - 2-258kg/h
  • Engine speed Full range
  • Mass air flow >30 kg/h
  • 2 Sec
  • 320 Sec
  • 2 DCY
P0103 Mass or Volume Air Flow Circuit High Input Upper threshold map Depending on engine speed and throttle angle Air mass - >52-901kg/h 2 Sec
  • 2 DCY
P0106 Manifold Absolute Pressure/BARO Sensor Range/Performance
  • Check the Manifold Absolute Pressure (MAP) Sensor G71.
 Difference between altitude sensor and model altitude> 275 mbar --- 3 Sec
  • 2 DCY
P0112 Intake Air Temperature Sensor 1 Circuit Low Short to ground >+141°C --- 2 Sec
  • 2 DCY
P0113 Intake Air Temperature Sensor 1 Circuit High Short to battery + -45.75°C --- 2 Sec
  • 2 DCY
P0116 Engine Coolant Temperature Circuit Range/Performance
  • (BGN only)
  • Δ ECT 3K And ECT @ start 60-74°C
  • ECT @ start >106°C
  • Driving condition 1 One time >35 sec.
  • Vehicle speed 0-19 mp/h
  • Mass air flow >10 kg/h
  • and
  • Driving condition 2 One time >120 sec.
  • Vehicle speed 37-81mp/h
  • Mass air flow 112-200 kg/h
 155 Sec
  • Once/DCY
  • Once/DCY
  • 2 DCY
P0117 Engine Coolant Temperature Circuit Low Short to ground >141°C --- 2 Sec
  • 2 DCY
P0118 Engine Coolant Temperature Circuit High
  • Short to battery+ -45.75°C
  • Open circuit
 --- 2 Sec
  • 2 DCY
P0121 Throttle/Pedal Position Sensor A Circuit Range/Performance Not plausible signal: comparison signal sensor 1 vs. signal sensor 2 and difference between signal 1 to calculated throttle angle > difference between signal 2 to calculated throttle angle D > 6.3 % Engine speed - >1320/min 0.5 Sec
  • 2 DCY
P0122 Throttle/Pedal Position Sensor A Circuit Low Input Lower threshold 0.18V --- 0.14 Sec
  • 2 DCY
P0123 Throttle/Pedal Position Sensor A Circuit High Input Upper threshold >4.63 V --- 0.14 Sec
  • 2 DCY
P0130 O2 Sensor Circuit Bank 1 Sensor 1
  • (AVK only)
  • Gradient of O2 sensor signal - 2 V/ms
  • Open circuit or no activity - Front O2-sensor sensed * = 0.99 - 1.01
  • Internal voltage high (ASIC) - 3.7 - 4.8V
  • Internal voltage high (ASIC) - > 4.8 V
  • Comparison signal front vs. rear sensor Front O2-sensor sensed lean (l > 1.1)
  • Front O2-sensor sensed rich (l 0.9)
  • Time after engine start > 25 sec.
  • Exhaust gas temp. > 300°C
  • Load change 4 %/segment
  • l-sensor - Heated up
  • Time after engine start > 25 sec.
  • Air mass flow > 24 kg/h
  • Rear O2-signal > 0.7 V or 0.3 V
  • Fuel cut off False
  • Rear O2-signal > 0.7 V
  • 0.3 V
  • 13 Sec
  • 5-25 Sec
  • 10 Sec
  • 5 Sec
  • 5-25 Sec
  • 2 DCY
P0131 O2 Sensor Circuit Low Voltage (Bank 1, Sensor 1)
  • (BGN only)
  • Short to ground
  • Virtual mass (VM),> 2 V
  • Nernst voltage (UN),> 1.75V
  • Adjustment voltage (IA), > 0.3 V
 --- 2 Sec
  • 2 DCY
P0132 O2 Sensor Circuit High Voltage (Bank 1, Sensor 1)
  • Short to battery
  • Virtual mass (VM),> 3 V
  • Nernst voltage (UN),> 4 V
  • Adjustment voltage (IA), > 1.5 V
 --- 2 Sec
  • 2 DCY
P0133 O2 Circuit Slow Response (Bank 1, Sensor 1)
  • Amplitude ratio 0.7 between sensor signal and stored value Signal low
  • Engine speed 1240 - 3000 RPM
  • Engine load 21 - 66 %
  • Load change Δ 4%/segment
  • Fuel control - Closed loop
 40 Sec
  • Once/DCY
  • 2 DCY
P0135 O2 Heater Circuit (Bank 1, Sensor 1)
  • No activity after engine start |Δl| 1 %
  • No activity after fuel cut off voltage 2.8 V
  • Sensor heater on
  • Battery voltage 10.77 - 16.05 V
  • Mass air flow > 24 kg/h
  • Time after engine start -60 sec.
  • Sensor heater on
  • Battery voltage -10.77 - 16.05 V
 25 Sec
  • 4 Sec
  • 2 DCY
P0136 O2 Circuit (Bank 1, Sensor 2)
  • (BGN only)
  • Δ O2S rear signal, >2 V
  • Number of heater coupling faults >6
  • Modeled exhaust gas Temp. >250°C
  • O2S rear - ready
 50 Sec
  • Multiple
  • 2 DCY
P0137 O2 Circuit Low Voltage (Bank 1, Sensor 2)
  • Short circuit 60 mV
  • Short circuit 60 mV
  • l-Control post cat Closed loop
  • Catalyst temperature > 250°C
  • Battery voltage > 10.77 V
 40 Sec. At low fuel level: 600 Sec.
  • 2 DCY
P0138 O2 Sensor Circuit High Voltage (Bank 1, Sensor 2)
  • Short to battery + signal >1.5 V
  • Sensor heated up After 111 sec. full heating
  • Catalyst temperature > 250°C
  • Battery voltage >10.77V
 5 Sec
  • 2 DCY
P0139 O2 Circuit Slow Response (Bank 1, Sensor 2) Sensor signal not active signal output is not oscillating at reference value 0.624 V
  • Engine speed 1000 - 4000 rpm
  • Mass air - 15 - 120 kg/h
  • Rear O2 sensor readiness> 30 sec.
  • Rear O2 sensor heater and electrical check No fault
  • Catalyst temperature > 345°C
 Once/DCY
  • 2 DCY
P0140 O2 Circuit No Activity Detected (Bank 1, Sensor 2)
  • Open circuit or no activity
  • 400 - 500 mV
  • Catalyst temp, >250°C
  • Sensor heated up After 111 sec. full heating
  • Battery voltage >10.77V
 600 Sec
  • 2 DCY
P0141 O2 Heater Circuit (Bank 1, Sensor 2) Out of range > 0.7 27.2 kW
  • Battery voltage 10.77 - 16.05 V
  • Catalyst temp. 200 - 600°C
  • Sensor heater - On
 15 Sec
  • 2 DCY
P0150 O2 Sensor Circuit (Bank 2, Sensor 1)
  • (AVK only)
  • Gradient of O2 sensor signal - 2 V/ms
  • Open circuit or no activity - Front O2-sensorsensed * = 0.99 - 1.01
  • Internal voltage high (ASIC) - 3.7 - 4.8V
  • Internal voltage high (ASIC) - > 4.8 V
  • Comparison signal front vs. rear sensor Front O2-sensor sensed lean (l > 1.1)
  • Front O2-sensor sensed rich (l 0.9)
  • Time after engine start > 25 sec.
  • Exhaust gas temp. > 300°C
  • Load change 4 %/segment
  • l-sensor - Heated up
  • Time after engine start > 25 sec.
  • Air mass flow > 24 kg/h
  • Rear O2-signal > 0.7 V or 0.3 V
  • Fuel cut off False
  • Rear O2-signal > 0.7 V
  • 0.3 V
  • 13 Sec
  • 5-25 Sec
  • 10 Sec
  • 0.5 Sec
  • 5-25 Sec
  • 2 DCY
P0152 O2 Sensor Circuit High Voltage (Bank 2, Sensor 1)
  • (BGN only)
 Short to Battery
  • Virtual mass (VM),> 3 V
  • Nernst voltage (UN),> 4V
  • Adjustment voltage (IA), > 1.5 V
 --- 2 Sec
  • Continuous
  • 2 DCY
P0153 O2 Sensor Circuit Slow Response Bank 2 Sensor 1
  • Amplitude ratio 0.7 between sensor signal and stored value
  • Engine speed 1240 - 3000 RPM
  • Engine load 21 - 66 %
  • Load change Δ 4%/segment
  • Fuel control - Closed loop
 40 Sec
  • Once/DCY
  • 2 DCY
P0155 O2 Sensor Heater Circuit Bank 2 Sensor 1
  • No activity after engine start |Δl| 1 %
  • No activity after fuel cut off voltage 2.8 V
  • Sensor heater on
  • Battery voltage 10.77 - 16.05 V
  • Mass air flow > 24 kg/h
  • Time after engine start -60 sec.
  • Sensor heater on
  • Battery voltage -10.77 - 16.05 V
 25 Sec
  • 4 Sec
  • 2 DCY
P0156 O2 Sensor Circuit Bank 2 Sensor 2
  • (BGN only)
  • Delta O2S rear signal, >2 V
  • Number of heater coupling faults >6
  • Modeled exhaust gas Temp. >250°C
  • O2S rear - ready
 50 Sec
  • Multiple
  • 2 DCY
P0157 O2 Sensor Circuit Low Voltage Bank 2 Sensor 2
  • Short circuit 60 mV
  • Sensor heated up -After 111 sec. full heating
  • l-Control post cat Closed loop
  • Catalyst temperature > 250°C
  • Battery voltage > 10.77 V
 40 Sec. At low fuel level: 600 Sec.
  • 2 DCY
P0158 O2 Sensor Circuit High Voltage Bank 2 Sensor 2
  • Short to battery + signal > 1.5 V
  • Catalyst temp, >250°C
  • Sensor heated up -After 111 sec. full heating
  • Battery voltage > 10.77 V
 5 Sec
  • 2 DCY
P0159 O2 Sensor Circuit Slow Response Bank 2 Sensor 2 Sensor signal not active. Signal output is not oscillating at reference value= 0.624 V
  • Engine speed 1000...4000 rpm
  • Mass air - 15 - 120 kg/h
  • Rear O2 sensor readiness> 30 sec.
  • Rear O2 sensor heater and electrical check No fault
  • Catalyst temperature > 345°C
 Once/DCY
  • 2 DCY
P0160 O2 Sensor Circuit No Activity Detected (Bank 2, Sensor 2)
  • Open circuit or no activity
  • 400 - 500 mV
  • Sensor heated up After 111 sec. full heating
  • Catalyst temperature > 250°C
  • Battery voltage >10.77V
 600 Sec
  • 2 DCY
P0161 O2 Sensor Heater Circuit Bank 2 Sensor 2 Out of range > 0.7 27.2 kW
  • Battery voltage 10.77 - 16.05 V
  • Catalyst temp. 200 - 600°C
  • Sensor heater - On
 15 Sec
  • 2 DCY
P0170 Fuel Trim (Bank 1)
  • (AVK only)
  • Check the intake system for leaks (false air).
  • Check the exhaust system for proper seal.
  • Check the vacuum lines for leaks
  • System too rich > + 0.04 V
  • System too lean - 0.04 V
  • Lambda controller Closed loop
  • Rear O2 sensor heater and electrical check No fault
  • Engine speed 1000 - 4000 RPM
  • Engine load 20-50%
  • Catalyst temperature > 345°C
 200 Sec
  • 2 DCY
P0171 System Too Lean (Bank 1)
  • Check the exhaust system for proper seal.
  • Check the vacuum lines for leaks
  • (Additive) System too rich >-7.5%
  • (Multiplicative) System too rich >-20%
  • Closed loop
  • ECT > 59.25°C (Purge valve closed)
  • Substitute ECT -> 69.75°C
  • Engine speed -1000 RPM
  • Mass air flow -25 kg/h
  • Fuel adaptation Active stable
  • Duration of check >25 sec.
  • Closed loop
  • ECT > 60°C (Purge valve closed)
  • Substitute ECT -> 69.75°C
  • Engine speed -5600 RPM
  • Engine load - >21-95%
  • Mass air flow -30-450 kg/h
  • Fuel adaptation Active stable
 40 Sec
  • Continuous
  • 2 DCY
P0172 System Too Rich (Bank 1)
  • Check the exhaust system for proper seal.
  • Check the vacuum lines for leaks
  • (Additive) System too rich >-7.5%
  • (Multiplicative) System too rich >-20%
  • Closed loop
  • ECT > 59.25°C (Purge valve closed)
  • Substitute ECT -> 69.75°C
  • Engine speed -1000 RPM
  • Mass air flow -25 kg/h
  • Fuel adaptation Active stable
  • Duration of check >25 sec.
  • Closed loop
  • ECT > 60°C (Purge valve closed)
  • Substitute ECT -> 69.75°C
  • Engine speed -5600 RPM
  • Engine load - >21-95%
  • Mass air flow -30-450 kg/h
  • Fuel adaptation Active stable
 40 Sec
  • Continuous
  • 2 DCY
P0173 Fuel Trim (Bank 2)
  • (AVK only)
  • Check the intake system for leaks (false air).
  • Check the exhaust system for proper seal.
  • Check the vacuum lines for leaks
  • System too rich > + 0.04 V
  • System too lean - 0.04 V
  • Lambda controller Closed loop
  • Rear O2 sensor heater and electrical check No fault
  • Engine speed 1000 - 4000 RPM
  • Engine load 20-50%
  • Catalyst temperature > 345°C
 200 Sec 2 DCY
P0174 System Too Lean (Bank 2)
  • Check the exhaust system for proper seal.
  • Check the vacuum lines for leaks
  • (Additive) System too rich >-7.5%
  • (Multiplicative) System too rich >-20%
  • Closed loop
  • ECT > 59.25°C (Purge valve closed)
  • Substitute ECT -> 69.75°C
  • Engine speed -1000 RPM
  • Mass air flow -25 kg/h
  • Fuel adaptation Active stable
  • Duration of check >25 sec.
  • Closed loop
  • ECT > 60°C(Purge valve closed)
  • Substitute ECT -> 69.75°C
  • Engine speed -5600 RPM
  • Engine load - >21-95%
  • Mass air flow -30-450 kg/h
  • Fuel adaptation Active stable
 40 Sec
  • Continuous
  • 2 DCY
P0175 System Too Rich (Bank 2)
  • Check the exhaust system for proper seal.
  • Check the vacuum lines for leaks
  • (Additive) System too rich >-7.5%
  • (Multiplicative) System too rich >-20%
  • Closed loop
  • ECT > 59.25°C (Purge valve closed)
  • Substitute ECT -> 69.75°C
  • Engine speed -1000 RPM
  • Mass air flow -25 kg/h
  • Fuel adaptation Active stable
  • Duration of check >25 sec.
  • Closed loop
  • ECT > 60°C(Purge valve closed)
  • Substitute ECT -> 69.75°C
  • Engine speed -5600 RPM
  • Engine load - >21-95%
  • Mass air flow -30-450 kg/h
  • Fuel adaptation Active stable
 40 Sec
  • Continuous
  • 2 DCY
P0201 Injector Circuit Open - Cylinder 1
  • Open circuit 4.5 - 5.5 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0202 Injector Circuit Open - Cylinder 2
  • Open circuit 4.5 - 5.5 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0203 Injector Circuit Open - Cylinder 3
  • Open circuit 4.5 - 5.5 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0204 Injector Circuit Open - Cylinder 4
  • Open circuit 4.5 - 5.5 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0205 Injector Circuit Open Cylinder 5
  • Open circuit 4.5 - 5.5 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0206 Injector Circuit Open Cylinder 6
  • Open circuit 4.5 - 5.5 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0221 Throttle Pedal Position Sensor/Switch B Circuit Range/Performance
  • TPS 2-TPS 1>6.3% And
  • Actual TPS 2- calc. Value, Actual TPS 1 calc. value or
  • TPS 2 calc. value >6.3%
 Engine speed ->1320 RPM 0.5 Sec
  • Multiple
  • 2 DCY
P0222 Throttle Pedal Position Sensor/Switch B Circuit Low Input Signal voltage, 0.16 V --- 0.14 Sec
  • Continuous
  • 2 DCY
P0223 Throttle Pedal Position Sensor/Switch B Circuit High Input Signal voltage, >4.88 V --- 0.14 Sec
  • Continuous
  • 2 DCY
P0230 Fuel Pump Primary Circuit
  • (AVK only)
  • Open circuit 4.5 - 5.5 V
  • Short to ground 3.0 V
  • Short to battery + 0.6 - 1.2 A
  • Engine speed - >80 RPM
  • Battery voltage 9.0-16.05 V
 0.5 Sec
  • 2 DCY
P0261 Cylinder 1 Injector Circuit Low
  • Short to ground 3 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0262 Cylinder 1 Injector Circuit High
  • Short to battery+ 2.2-4 A
  • Signal high while injection valves switched on
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0264 Cylinder 2 Injector Circuit Low
  • Short to ground 3 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0265 Cylinder 2 Injector Circuit High
  • Short to battery+ 2.2-4A
  • Signal high while injection valves switched on
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0267 Cylinder 3 Injector Circuit Low
  • Short to ground 3 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0268 Cylinder 3 Injector Circuit High
  • Short to battery+ 2.2-4A
  • Signal high while injection valves switched on
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0270 Cylinder 4 Injector Circuit Low
  • Short to ground 3 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0271 Cylinder 4 Injector Circuit High
  • Short to battery+ 2.2-4A
  • Signal high while injection valves switched on
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0273 Cylinder 5 Injector Circuit Low
  • Short to ground 3 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0274 Cylinder 5 Injector Circuit High
  • Short to battery+ 2.2-4A
  • Signal high while injection valves switched on
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0276 Cylinder 6 Injector Circuit Low
  • Short to ground 3 V
  • Signal low while injection valves switched off
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
P0277 Cylinder 6 Injector Circuit High
  • Short to battery+ 2.2-4A
  • Signal high while injection valves switched on
  • Battery voltage 9.0-16.05 V
  • Engine speed > 80 RPM
 0.5 Sec
  • 2 DCY
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