260 VW Golf & GTI Quick Reference Specication Book • September 2012
Speed and Idle Control
DTC Error Message Malfunction Criteria and
Threshold Value
P0501 Vehicle Speed Sensor Range/
Performance
• Vehicle speed < 4 km/h
P0503 Vehicle Speed Sensor
Intermittent High Signal
• Vehicle speed > 325 km/h
P0506 Idle Air Control System RPM
Lower Than Expected
• Engine speed deviation > 100
RPM
• RPM controller torque value
>= calculated max value.
P0507 Idle Control System RPM
Higher than Expected
• Engine speed deviation < -100
RPM
• RPM controller torque value
<= calculated min. value.
P050A Idle Air Control System Out of
Range
• Engine speed deviation > 100
RPM
• RPM controller torque value
>= calculated max. value.
• or
• Engine speed deviation < -100
RPM
• RPM controller torque value
<= calculated min. value.
P050B Cold Start Ignition Timing
Performance
Difference between commanded
spark timing vs. actual value
> 20%
P052A Cold Start Camshaft Position
Timing Over-Advanced
Difference between actual and
target position > 10° CRK rev.
Control Module and Output Signals
DTC Error Message Malfunction Criteria and
Threshold Value
P0606 ECM/PCM Processor ECM internal self test failed
P0627 Fuel Pump Control Circuit
Open/Shorted to ground
• Signal voltage 4.50 to 5.50 V
(open circuit)
• Signal voltage < 3.00 V
(grounded circuit)
P0629 Fuel Pump Control Circuit
High
• Signal current 0.60 to 1.20 A