Threshold Value

P06A3

Sensor Reference Voltage “D”
Circuit/Open

Sensor supply voltage < 2.97 V
or > 3.63 V

P0604

EEPROM Memory Error

• EEPROM could not be erased
- data still available
• Write EEPROM not possible
• Checksum error in 3 or more
locations

P0605

ECM Internal Test Error

• ECM internal self test failed

P0606

Internal Control Module
Memory Check Sum Error

• ECM internal self test failed

P0607

Control Module Performance

ECM internal self test failed

P0627

Fuel Pump Circuit Open

Signal current < 0.8 mA

P0628

Fuel Pump Circuit Short to
Ground

Signal voltage < 2.0 V

P0629

Fuel Pump Circuit Short to
Battery Voltage

Signal current > 1.0 A

P0634

ECM Internal Temperature Too Current Over-Temperature
High
diagnostic signal from output
driver > 150 °C

P0638

Throttle Valve Actuator Control Diagnostic signal from actuator
Motor Circuit Internal Error
module = defective state

P0641

Sensor Reference Voltage “A”
Circuit Open

Sensor supply voltage < 4.8 V
or > 5.2 V

P064C

Glow Plug Time Control
Module Circuit Wrong
Calibration

• Number of cylinders is
unequal to ECU application or
• Glow plug type is unequal to
ECU application

P0651

Sensor Reference Voltage “B”
Circuit Open

Sensor supply voltage < 4.8 V
or > 5.2 V

P066A

Glow Plug Cylinder 1 Circuit
Short to Battery Voltage

Signal current > 70 A

P066C

Glow Plug Cylinder 2 Circuit
Short to Battery Voltage

Signal current > 70 A

P066E

Glow Plug Cylinder 3 Circuit
Short to Battery Voltage

Signal current > 70 A

P0670

Glow Plug Time Module
Control Circuit Open or Short
to Battery Voltage

Signal Voltage > 3.44 V

P0671

Glow Plug Cylinder 1 Circuit
Open or Short to Ground

Signal current < 2.2 A

60

VW Golf & GTI Quick Reference Specification Book • January 2014

Error Message

Malfunction Criteria and
Threshold Value

DTC Chart

DTC
P0672

Glow Plug Cylinder 2 Circuit
Open or Short to Ground

Signal current < 2.2 A

P0673

Glow Plug Cylinder 3 Circuit
Open or Short to Ground

Signal current < 2.2 A

P0674

Glow Plug Cylinder 4 Circuit
Open or Short to Ground

Signal current < 2.2 A

P067A

Glow Plug Cylinder 4 Circuit
Short to Battery Voltage

Signal current > 70 A

P0684

low Plug Time Control
Module Circuit No PCM
Communication

• Missing communication from
the Glow Control Unit
• Automatic Glow Time Control
Module = Error Message

P068A

ECM Power Relay
Performance - Open to Early

Internal test

P068B

ECM Power Relay
Performance - Stuck

Internal test

P0697

Sensor Reference Voltage “C”
Circuit Open

Sensor supply voltage < 3.168
V or > 3.432 V

P06B9

Glow Plug Cylinder 1
Resistance Check

Glow plug resistance time
interval after glow start:
• 4 - 9 s (< 0,3 O),
• 9 - 14 s (< 0.4 O)
• after 14 s (< 0.5 O)
• anytime ( > 1.2 O)

P06BA

Glow Plug Cylinder 2
Resistance Check

Glow plug resistance time
interval after glow start:
• 4 - 9 s (< 0,3 O),
• 9 - 14 s (< 0.4 O)
• after 14 s (< 0.5 O)
• anytime ( > 1.2 O)

P06BB

Glow Plug Cylinder 3
Resistance Check

Glow plug resistance time
interval after glow start:
• 4 - 9 s (< 0,3 O),
• 9 - 14 s (< 0.4 O)
• after 14 s (< 0.5 O)
• anytime ( > 1.2 O)

P06BC

Glow Plug Cylinder 4
Resistance Check

Glow plug resistance time
interval after glow start:
• 4 - 9 s (< 0,3 O),
• 9 - 14 s (< 0.4 O)
• after 14 s (< 0.5 O)
• anytime ( > 1.2 O)

VW Golf & GTI Quick Reference Specification Book • January 2014

61

DTC

Error Message

Malfunction Criteria and
Threshold Value

P06C5

Glow Plug Cylinder 1 Incorrect Wrong current slope
Type

P06C6

Glow Plug Cylinder 2 Incorrect Wrong current slope
Type

P06C7

Glow Plug Cylinder 3 Incorrect Wrong current slope
Type

P06C8

Glow Plug Cylinder 4 Incorrect Wrong current slope
Type

P06FE

Cold Start Diesel Intake Air
Flow Control Performance

Valve stuck open > 12%

U0001

High Speed CAN
Communication Bus

CAN driver A status Bus Off.

U0002

High Speed CAN
Communication Bus
Performance

CAN driver A status no
communication

U0029

Vehicle Communication Bus A
Performance

CAN driver B status no
communication

U0101

Lost Communication with TCM Value from TCM = error state

U0121

Lost Communication With
Anti-Lock Brake System
(ABS) Control Module

Message from ABS module =
missing

U0146

Lost Communication With
Gateway “A”

Fault message from gateway
= true

U0155

Lost Communication With
Instrument Panel Cluster
(IPC) Control Module

Fault messages received from
Instrument cluster

U0302

Software Incompatibility with
Transmission Control Module

Fault message from automatic
transmission module.

U0402

Invalid Data Received From
Gear Shift Control Module A

Wrong TCM messages
received.

U0415

Invalid Data Received From
Anti-Lock Brake System
Control Module

Implausible ABS messages
sent. Veh speed > 320 km/h or
missing vehicle speed data.

U0423

Invalid Data Received From
Instrument Panel Cluster
Control Module

Error message sent from
instrument cluster to ECU =
invalid data.

U102C

Lost Communication With
Anti-Lock Brake System
(ABS) Control Module

No TCM messages received.

U1024

Instrument Cluster Control
Module Read Out DTC

Error message sent from
instrument cluster to ECU

62

VW Golf & GTI Quick Reference Specification Book • January 2014

DTC Chart

DTC Chart
Engine Codes CRZA
Fuel and Air Mixture,
Additional Emission Regulations
DTC

Error Message

Malfunction Criteria and
Threshold Value

P000A

Camshaft Position Slow
Response

Difference between target and
actual position > 8° CRK for >
1.3 to 2.9 Sec. and adjustment
angle ≥ 2.50° CRK

P0010

Camshaft Position Actuator
Circuit Open

Signal voltage, > 4.70 - 5.40 V

P0011

Camshaft Position Timing Over-Advanced

• Difference between target and
actual position > 8° CRK
• Adjustment angle < 2.50° CRK

P0016

Crankshaft Position vs.
Camshaft Position Correlation

• Permissible deviation
< 11° Rev
or
• Permissible deviation
> 11° Rev

P0036

HO2S Heater Control Circuit
Bank 1 Sensor 2

Heater voltage 2.34 to 3.59 V

P0037

HO2S Heater Control Circuit
Low Bank 1, Sensor 2

Heater voltage < 2.34 V

P0038

HO2S Heater Control Circuit
High Bank 1, Sensor 2

Heater voltage > 3.59 V

P008A

Low Pressure Fuel System
Pressure Too Low

Actual pressure < 0.08 MPa

P008B

Low Pressure Fuel System
Pressure Too High

Actual pressure > 0.8 MPa

P0087

Fuel Rail/System Pressure Too Low

• Fuel trim activity 0.90 - 1.15
• Output value rail pressure
controller > 2 MPa
• Difference between target and
actual pressure > -16.38

P0089

Fuel Pressure Regulator
Performance

• Difference between target and
actual pressure > 0.15 and <
-0.2 MPa
• Total pressure controller
response < -0.25 and > 0.35
MPa

VW Golf & GTI Quick Reference Specification Book • January 2014

63

DTC

Error Message

Malfunction Criteria and
Threshold Value

P0100

Mass Air Flow Circuit Fault

MAF sensor signal 0 µs

P0101

Mass Air Flow Circuit
Performance

Mass air flow vs.
• Upper threshold model < 12%
• Lower threshold model
< 0.400 kg/h
• Load calculation > 21%
• Fuel system < -19%

P0102

Mass Air Flow Circuit Low
Input

MAF sensor signal < 66 µs

P0103

Mass Air Flow Circuit High
Input

MAF sensor signal > 4500 µs

P0106

Manifold Absolute Pressure/
Barometric Pressure Circuit
Performance

• Difference of boost pressure
signal vs altitude sensor signal
> 230 hPa
or
• Difference of boost pressure
signal vs altitude sensor signal
< -130 hPa

P0111

Intake Air Temperature Sensor • Difference in value IAT - ECT
Circuit Performance
@ engine start (depending on
engine off time) > 24.8° K
• Difference in value IAT - AAT
@ engine start < 24.8° K
(depending on engine off time)

P0112