Volkswagen Golf 2013 Quick Reference Specification Book page 224

DTC
P0087 Fuel Rail/System Pressure -
Too Low
P0088 Fuel Rail/System Pressure -
Too High
P0090 Fuel Pressure Regulator 1
Control Circuit
P0091 Fuel Pressure Regulator 1
Control Circuit Low
P0092 Fuel Pressure Regulator 1
Control Circuit High
P0100 Mass Air Flow Circuit
P0101 Mass Air Flow Circuit
Performance
P0102 Mass Air Flow Circuit Low
Input
P0103 Mass Air Flow Circuit High
Input
P0111 Intake Air Temperature Circuit
Performance
212 VW Golf & GTI Quick Reference Specification Book • September 2012
Error Message Malfunction Criteria and
Threshold Value
• Control deviation > 150 - 200
Bar
• Exceeding absolute rail
pressure limits < 120 - 125
Bar or > 1950 Bar
• Control deviation < -200 to
-300 Bar
• Control deviation > 150 - 200
Bar
• Exceeding absolute rail
pressure limits < 120 - 125
Bar or > 1950 Bar
• Control deviation < -200 to
-300 Bar
Open circuit diagnostic signal
from output driver
Grounded circuit diagnostic
signal from output driver
Over current circuit diagnostic
signal from output driver
• Battery voltage < 7.5 V
or
• Signal range check low,
battery voltage < 7.5 V
Ratio of actual mass airflow
and modeled air mass > 1.80
or < 0.84
Range check low:
• Calculated PWM signal period
time < 83 kg/h
or
• Raw value PWM signal period
time > 900 kg/h
Range check high:
• Calculated PWM signal period
time > 666.6 µs (-57 kg/h)
or
• Calculated PWM signal period
time > 833.35 µs (-157 kg/h)
Temperature difference to
at least 3 other temperature
sensors at startup > 30 °K