DTC Chart
VW Golf & GTI Quick Reference Specication Book • September 2012 205
Speed and Idle Control
DTC Error Message Malfunction Criteria and
Threshold Value
P050A Cold Start Idle Air Control
System Performance
Out of range low:
• Engine speed deviation < -80
RPM
Out of range high:
• Engine speed deviation > 80
RPM
P050B Cold Start Ignition Timing
Performance
• Difference between
commanded spark timing vs.
actual value > 20.00 to 50.00%
P0501 Vehicle Speed Sensor A
Range/Performance
VSS signal < 4 km/h
P0503 Vehicle Speed Sensor
Intermittent/Erratic/High
Vehicle speed > 290 km/h
P0506 Idle Air Control System - RPM
Lower Than Expected
Idle speed Deviation < -80 RPM
P0507 Idle Air Control System RPM
Higher Than Expected
Idle speed Deviation > 80 RPM
P053F Cold Start Fuel Pressure
Performance
• Difference between target
pressure vs. actual pressure <
-1.50 MPa
• Difference between target
pressure vs. actual pressure >
1.50 MPa
P150A Engine Off Timer Performance • Difference between engine-off-
time and ECM after-run time <
-12.0 s
• Difference between engine-off-
time and ECM after-run time >
12.0 s
Control Module and Output Signals
DTC Error Message Malfunction Criteria and
Threshold Value
P0606 ECM Processor Fault ECM internal check failure
P062B Internal Control Module Fuel
Injector Control Performance
Internal logic failure
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