Volkswagen Golf 2013 Quick Reference Specification Book page 191

DTC Error Message
P0070 Ambient Air Temperature
Sensor Circuit
P0071 Ambient Air Temperature
Sensor Range/Performance
P0072 Ambient Air Temperature
Sensor Circuit Low
P0087 Fuel Rail/System Pressure -
Too Low
P0100 Mass Air Flow Circuit Fault
P0101 Mass Air Flow A Circuit
Range/Performance
P0102 Mass Air Flow Circuit Low
Input
P0103 Mass Air Flow Circuit High
Input
P0106 Manifold Absolute Pressure/
Barometric Pressure Circuit
Range/Performance
P0111 Intake Air Temperature Sensor
1 Circuit Range/Performance
VW Golf & GTI Quick Reference Specification Book • September 2012
Malfunction Criteria and
Threshold Value
Ambient air temperature < -50
°C
• Difference in value between
ECT and AAT at engine start
(depending on engine off time)
> 25 K
and
• Difference in value between
AAT and IAT at engine start
(depending on engine off time)
> 25 K
Ambient air temperature > 87 °C
• Fuel trim activity 0.90 - 1.15
• Pressure controller activity >
2 MPa
• Difference between target and
actual pressure > -16.4
MAF sensor signal 0 µs
Mass air flow vs.
• Upper threshold model > 60 to
800 kg/h
• Lower threshold model < 0 to
400 kg/h
• Load calculation > 18%
• Fuel system < -18%
MAF sensor signal < 66 µs
MAF sensor signal > 4500 µs
• Difference of boost pressure
signal vs altitude sensor signal
> 230 hPa
or
• Difference of boost pressure
signal vs altitude sensor signal
< -130 hPa
• Difference in value IAT - ECT
@ engine start (depending on
engine off time) > 25 °C
• Difference in value IAT -
AAT @ engine start > 25 °C
(depending on engine off time)
179