NHTSA ID Number: 10122812
Manufacturer Communication Number: Quick Ref Spec B
TSB/Document Date: 2017-11-08
Summary
This document contains the quick reference specification book.
P0627
Fuel Pump “A” Control Circuit/
Open
Open circuit signal from output
driver
P0628
Fuel Pump “A” Control Circuit
Low
Grounded circuit signal from
output driver
P0629
Fuel Pump “A” Control Circuit
High
Over Current signal from output
driver
P0634
ECM Internal Temperature Too Current Over-Temperature
High
diagnostic signal from output
driver
118
Audi
A3 Quick Reference Specification Book
•
October 2012
Error Message
Malfunction Criteria and
Threshold Value
P0638
Throttle Actuator Control
Range/Performance (Bank 1)
Diagnostic signal from actuator
module = defective state
P0641
Sensor Reference Voltage “A”
Circuit Open
Sensor supply voltage < 4.8 V
or > 5.2 V
P0651
Sensor Reference Voltage “B”
Circuit Open
Sensor supply voltage < 4.8 V
or > 5.2 V
P066A
Cylinder 1 Glow Plug Control
Circuit Low
Over current on circuit > 75 A
P066C
Cylinder 2 Glow Plug Control
Circuit Low
Over current on circuit > 75 A
P066E
Cylinder 3 Glow Plug Control
Circuit Low
Over current on circuit > 75 A
P067A
Cylinder 4 Glow Plug Control
Circuit Low
Over current on circuit > 75 A
P0670
Glow Plug Module 1 Control
Circuit electrical malfunction
electrical circuit
Output driver = OFF state
P0671
Cylinder 1 Glow Plug Circuit
Q10 Electrical Fault
Message from Glow Control
Unit ( I < 2.5 A)
P0672
Cylinder 2 Glow Plug Circuit
Q11 Electrical Fault
Message from Glow Control
Unit ( I < 2.5 A)
P0673
Cylinder 3 Glow Plug Circuit
Q12 Electrical Fault
Message from Glow Control
Unit ( I < 2.5 A)
P0674
Cylinder 4 Glow Plug Circuit
Q13 Electrical Fault
Message from Glow Control
Unit ( I < 2.5 A)
P068A
ECM Power Relay
Performance - De-Energized
Too Early
Relay opens too early.
P068B
ECM Power Relay
Performance - De-Energized
Too Late
Relay stuck, no change in circuit
voltage
P0684
Glow Plug Control Module to
PCM Communication Circuit
Range/Performance
Message from glow relaymissing info from Glow Control
Unit
P0697
Sensor Reference Voltage “C”
Circuit Open
Sensor supply voltage < 3.168
V or > 3.432 V
U0001
High Speed CAN
Communication Bus
CAN driver A status Bus Off.
U0002
High Speed CAN
Communication Bus
Performance
CAN driver A status
Audi A3 Quick Reference Specification Book
•
October 2012
119
DTC Chart
DTC
DTC
Error Message
Malfunction Criteria and
Threshold Value
U0029
Vehicle Communication Bus A
Performance
U0101
Lost Communication with TCM No TCM messages received.
U102C
Lost Communication With
Anti-Lock Brake System
(ABS) Control Module
Value from brake control unit =
error state
U0121
Lost Communication With
Anti-Lock Brake System
(ABS) Control Module
No messages received from
ABS module
U0155
Lost Communication With
Instrument Panel Cluster
(IPC) Control Module
No messages received from
Instrument cluster
U0302
Software Incompatibility with
Transmission Control Module
Wrong TCM messages
received.
U0402
Invalid Data Received From
Transmission Control Module
Wrong TCM messages
received.
U0415
Invalid Data Received From
Anti-Lock Brake System
Control Module
Invalid ABS messages sent.
U0423
Invalid Data Received From
Instrument Panel Cluster
Control Module
Error message sent from
instrument cluster to ECU
U1024
Control module for instrument
panel insert please read DTC
Error message sent from
instrument cluster to ECU
CAN driver B status no
communication
Fuel and Air Ratios Control Module
DTC
Error Message
Malfunction Criteria and
Threshold Value
P1004
Torque difference cylinder 1
Limiting value exceeded
Control error < limit from MAP
f (engine speed and desired
torque) -50 to -30 Nm OR +50
to +30 Nm
P1005
Torque difference cylinder 2
Limiting value exceeded
Control error < limit from MAP
f (engine speed and desired
torque) -50 to -30 Nm OR +50
to +30 Nm
P1006
Torque difference cylinder 3
Limiting value exceeded
Control error < limit from MAP
f (engine speed and desired
torque) -50 to -30 Nm OR +50
to +30 Nm
120
Audi A3 Quick Reference Specification Book
•
October 2012
DTC
Error Message
Malfunction Criteria and
Threshold Value
Torque difference cylinder 4
Limiting value exceeded
Control error < limit from MAP
f (engine speed and desired
torque) -50 to -30 Nm OR +50
to +30 Nm
P13CE
Sensor for internal pressure
of cylinder 1 Electrical
malfunction
Cylinder pressure sensor
voltage > 3.17 V
P13CF
Sensor for internal pressure
of cylinder 1 Short circuit to
ground
Cylinder pressure sensor
voltage < 0.13 V
P13D0
Sensor for internal pressure of
cylinder 1 Implausible signal
• Cylinder pressure sensor
voltage < 0.33 V or > 3.09 V
or
• Deviation between min and
max cylinder pressure # 1
< 20 bar
• Offset out of range
< -5 or > 5 bar
or
• Pressure based measured
TDC position sensor out of
range
or
• Difference of TDC values
calculated by 2 different
methods out of range < -2.5 °
CRK rev or > 2.5 ° CRK rev.
P13D1
Sensor for internal pressure
of cylinder 2 Electrical
malfunction
Cylinder pressure sensor
voltage > 3.17 V
P13D2
Sensor for internal pressure
of cylinder 2 Short circuit to
ground
Cylinder pressure sensor
voltage < 0.13 V
P13D3
Sensor for internal pressure of
cylinder 2 Implausible signal
• Cylinder pressure sensor
voltage < 0.33 V or > 3.09 V
or
• Difference of TDC values
calculated by 2 different
methods out of range < -2.5 °
CRK rev or > 2.5 ° CRK rev.
P13D4
Sensor for internal pressure
of cylinder 3 Electrical
malfunction
Cylinder pressure sensor
voltage > 3.17 V
Audi A3 Quick Reference Specification Book
•
October 2012
DTC Chart
P1007
121
DTC
Error Message
Malfunction Criteria and
Threshold Value
P13D5
Sensor for internal pressure
of cylinder 3 Short circuit to
ground
Cylinder pressure sensor
voltage < 0.13 V
P13D6
Sensor for internal pressure of
cylinder 3 Implausible signal
• Cylinder pressure sensor
voltage < 0.33 V or > 3.09 V
or
• Difference of TDC values
calculated by 2 different
methods out of range < -2.5 °
CRK rev or > 2.5 ° CRK rev.
P13D7
Sensor for internal pressure
of cylinder 4 Electrical
malfunction
Cylinder pressure sensor
voltage > 3.17 V
P13D8
Sensor for internal pressure
of cylinder 4 Short circuit to
ground
Cylinder pressure sensor
voltage < 0.13 V
P13D9
Sensor for internal pressure of
cylinder 4 Implausible signal
• Cylinder pressure sensor
voltage < 0.33 V or > 3.09 V
or
• Difference of TDC values
calculated by 2 different
methods out of range < -2.5 °
CRK rev or > 2.5 ° CRK rev.
P140C
Low Pressure EGR Sensor
Position circuit high
Position sensor signal < 150 mV
P140E
Low Pressure EGR Sensor
Position circuit Low
Position sensor signal < 4850
mV
P2100
Throttle Actuator Control
Motor Circuit/Open
Open circuit diagnostic signal
sent from output driver
P2101
Throttle Actuator A Control
Motor Circuit Range/
Performance
Missing diagnostic signal from
actuator module
P2102
Throttle Actuator Control
Motor Circuit Low
Grounded circuit diagnostic
signal sent from output driver
P2103
Throttle Actuator “A” Control
Motor Circuit High
Circuit short to voltage
diagnostic signal sent from
output driver
P2122
Throttle/Pedal Position Sensor Sensor 1 voltage < 0.61 V
D Circuit Low Input
P2123
Throttle/Pedal Position Sensor Sensor 1 voltage > 4.79 V
D Circuit High Input
122
Audi A3 Quick Reference Specification Book
•
October 2012
Error Message
Malfunction Criteria and
Threshold Value
P2127
Throttle/Pedal Position Sensor Sensor 2 voltage < 0.27 V
E Circuit Low Input
P2128
Throttle/Pedal Position Sensor Sensor 2 voltage > 2.43 V
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TSB/Document ID: Quick Ref Spec B
Replacement Service Bulletin Number:
MFR Communication Date: 2012-11-01
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
MFR Component System:
MFR Component Subsystem:
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