2014 Volkswagen Beetle/Beetle Convertible
Quick Reference Specification Book
Table of Contents
DTC Chart........................................................................ 1
Engine Code CJAA 2.0L TDI.................................................1

Fuel and Air Mixture,
Additional Emission Regulations........................................1
Ignition System.........................................................................9
Additional Exhaust Regulation................................................10
Speed and Idle Control...........................................................13
Control Module and Output Signals........................................13
Fuel and Air Ratios Control Module........................................16
Additional Emissions Regulations..........................................21

DTC Chart...................................................................... 24
Engine Codes – CPKA, CPRA 1.8L....................................24

Fuel and Air Mixture,
Additional Emission Regulations......................................24
Ignition System.......................................................................31
Additional Exhaust Regulation................................................32
Speed and Idle Control...........................................................34
Control Module and Output Signals........................................35
Fuel and Air Ratios Control Module........................................36
Ignition System.......................................................................39
Additional Emissions Regulations..........................................40

DTC Chart...................................................................... 42
Engine Codes – CPLA, CPPA 2.0L.....................................42

Fuel and Air Mixture,
Additional Emission Regulations......................................42
Ignition System.......................................................................49
Additional Exhaust Regulation................................................50
Speed and Idle Control...........................................................52
Control Module and Output Signals........................................53
Fuel and Air Ratios Control Module........................................54
Ignition System.......................................................................57
Additional Emissions Regulations..........................................58

VW Beetle Quick Reference Specification Book

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February 2014

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DTC Chart...................................................................... 60
Engine Code – CBTA, CBUA 2.5L.......................................60
Fuel and Air Mixture,
Additional Emission Regulations......................................60
Ignition System.......................................................................65
Additional Exhaust Regulation................................................67
Speed and Idle Control...........................................................68
Control Module and Output Signals........................................69
Fuel and Air Ratios Control Module........................................70
Ignition System.......................................................................73
Additional Emissions Regulations..........................................74

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VW Beetle Quick Reference Specification Book

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February 2014

DTC Chart

DTC Chart
Engine Code CJAA 2.0L TDI
Fuel and Air Mixture,
Additional Emission Regulations
DTC

Error Message

Malfunction Criteria and
Threshold Value

P000E

HO2 Sensors
Adaptive Correction of the
Lambda- Pre Control Signal

• Number of learning points at
adaptation limits ≥ 8 of 64
• Upper limit > 1.2

P0045

Wastegate Bypass Regulator
Valve Circuit Open

Signal Voltage < 4.7 V

P0047

Wastegate Bypass Regulator
Valve Circuit Short to Ground

Signal Voltage < 2.97 V

P0048

Wastegate Bypass Regulator
Valve Circuit Short to Battery
voltage

Signal Current > 3.0 A

P0071

Ambient Air Temperature
Sensor Circuit Range/
Performance

Temperature difference to
at least 3 other temperature
sensors at startup > 45 K

P0072

Ambient Air Temperature
Sensor Circuit Low

Error message sent from
Cluster to ECU

P0073

Ambient Air Temperature
Sensor Circuit High

Error message sent from
Cluster to ECU

P0087

Fuel Rail Pressure Control
Too Low

• Control deviation > 150 - 200
Bar
• Exceeding absolute rail
pressure limits < 120 - 125
Bar

P0088

Fuel Rail/System Pressure Too High

• Control deviation < -200 to
-300 Bar
• Exceeding absolute rail
pressure limits > 1950 Bar

P0090

Fuel Pressure Regulator
Circuit Open

Signal Voltage < 4.7 V

P0091

Fuel Pressure Regulator
Circuit Short to Ground

Signal Voltage < 2.97 V

P0092

Fuel Pressure Regulator
Signal Current > 3.0 A
Control Circuit Short to Battery
Voltage

VW Beetle Quick Reference Specification Book

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February 2014

1

DTC

Error Message

Malfunction Criteria and
Threshold Value

P00AF

Charge Air Pressure
Dynamic Response

• Characteristic value
(amplitude of air mass) < 1 1.7 %
• Actuator stuck open > 17%
• Actuator stuck Closed < 17%

P00C6

Fuel Rail Pressure Control
Monitoring of fuel Pressure
during Engine Start (Cranking)

Fuel rail pressure is < 120 to
180 bar

P00D1

HO2 Sensor Heater Control
Performance

• Battery voltage < exhaust
gas flow rate, exhaust gas
temperature at sensor
element
• Sensor temperature < 720° C

P00D2

O2S Bank 1 Sensor 2 Heater
Output Warm Up Time
Exceeded

• Battery voltage < f(exhaust
gas flow rate, exhaust gas
temperature at sensor
element)
• Sensor temperature < 720° C

P00D5

HO2 Sensor 1 and HO2
Sensor 2 Offset Adaption

Offset air fuel ratio > 0.05 [-]

P0101

Mass Air Flow Circuit
Plausibility check

Plausibility check by model air
mass min.
• Ratio of model air mass and
actual airflow mass < 0.84 [-]
Plausibility check by model air
mass max.
• ratio of model air mass and
actual airflow mass > 1.8 [-]

Mass Air Flow Circuit
Range Check High Temp.
Calculated Value

• PWM signal period time > 60
ms

Mass Air Flow Circuit
Range Check Low Temp.
Calculated Value

• PWM signal period time < 40
ms

Mass Air Flow Circuit
Low Input

Range check low calculated
value:
• PWM signal period time > 83
µs (854 kg/h)
Range check low Raw value:
• PWM signal period time >
71.4 µs (900 kg/h)

P0102

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VW Beetle Quick Reference Specification Book

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February 2014

Error Message

Malfunction Criteria and
Threshold Value

P0103

Mass or Volume Air Flow
Circuit High Input

Range check High Calculated
value:
• PWM signal period time
> 667.0 µs (-57 kg/h)
Range check High Raw value:
• Raw value PWM signal period
time > 833,35 µs (-150 kg/h)

P0111

Intake Air Temperature Sensor
Circuit Performance

Temperature difference to
at least 3 other temperature
sensors at startup > 30° K

P0112

Intake Air Temperature Sensor
Circuit Short to Ground

Signal Voltage < 0.04 V

P0113

Intake Air Temperature Sensor
Circuit Open or Short to
Battery Voltage

Signal Voltage > 2.88 V

P0116

Engine Coolant Temperature
Sensor Circuit Warm Up Time
Plausibility

• Time for coolant temp to
reach 19.96° C or increase by
10° K ≥ 300 s for start temp.
< 10° C
or
• > 120 s. for start temp > 10° C

P0117

Engine Coolant Temperature
Signal voltage < 0.15 V
Sensor Circuit Short to Ground

P0118

Engine Coolant Temperature
Sensor Circuit Open or Short
to Battery Voltage

Signal voltage> 3.25 V

P0121

Throttle/Pedal Position
Sensor/Switch “A” Circuit
Range/Performance

Signal Voltage > 1.00 V and/or
< 0.4 V

P0122

Throttle/Pedal Position
Sensor/Switch “A” Circuit Low

Signal Voltage > 4.85 V

P0123

Throttle/Pedal Position
Sensor/Switch “A” Circuit High

Signal Voltage < 150 mV

P0128

Thermostat Temperature
Below Control Range

• Measured temperature
< 70° C
• Modeled temperature > 80° C

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February 2014

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DTC Chart

DTC

DTC
P0130

Error Message
O2 Sensor Circuit Bank 1
Sensor 1

Short to Ground

Malfunction Criteria and
Threshold Value
• Virtual ground (VM) > 3 V
• Nernst voltage (UN) > 4 V
• Adjustment voltage (IP)
> 1.5 V
or
• Virtual ground (VM) < 2 V
• Nernst voltage (UN) < 1.75 V
• Adjustment voltage (IP)
< 0.3 V

P0132

O2 Sensor Circuit High
Voltage Bank 1 Sensor 1

Signal voltage > 3.2 V

P0133

O2 Sensor Circuit Slow
Response Bank 1 Sensor 1

• Time to 30% of expected
concentration increase > 2.6 s
or
• Time to 60% minus time to
30% > 1.5 s
or
• Time to 60% of expected
concentration increase > 4.1 s

P0135

O2 Sensor Heater Circuit
Bank 1 Sensor 1
Short to Battery voltage

• HO2S ceramic temp. > 840°
C
• HO2S ceramic temp. < 720°
C
• Signal current > 2.2 A

Short to Ground

• Signal voltage < 2.15 V

Open

• Signal voltage > 4.4 V

O2 Sensor Circuit Bank 1
Sensor 2

• Virtual ground (VM) > 3 V
• Nernst voltage (UN) > 4 V
• Adjustment voltage (IP) > 1.5
V
• Virtual ground (VM) < 2 V
• Nernst voltage (UN) < 1.75 V
• Adjustment voltage (IP) < 0.3
V
• Virtual ground (VM) internal
resistance > 1104 O
• Internal signal voltage < 1.4 V
and/or > 1.6 V
• Nernst voltage (UN) internal
resistance > 1104O
• Internal signal voltage > 3 V
• Pump current (IP) < 0.005 [-]

P0136

Short to Ground

Dynamic Check virtual ground
(VM)
Dynamic Check Nernst
voltage (UN)
Dynamic Check pump current
(IP)
4

VW Beetle Quick Reference Specification Book

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February 2014

Error Message

Malfunction Criteria and
Threshold Value

P0138

O2 Sensor Circuit High
Voltage Bank 1 Sensor 2

Signal voltage > 3.2 V

P0139

O2 Sensor Circuit Slow
Response Bank 1 Sensor 2

• Time to 30% of expected
concentration increase > 2.6 s
or
• Time to 60% minus time to
30% > 1.5 s
or
• Time to 60% of expected
concentration increase > 4.1 s

P013B

O2 Sensor Slow Response Lean to Rich Bank 1 Sensor 2

• Time delay between oxygen
signals pre and post NOx trap
> 1.5 Sec. (1. sensor later
than 2. sensor
• Time delay between oxygen
signals pre and post NOx trap
> 0.45…0.72 Sec. = (exhaust
gas mass flow) (2. sensor
later than 1. sensor)

P0141

O2 Sensor Heater Circuit
Bank 1 Sensor 2
Short to Battery voltage
Short to Ground
Open

• HO2S ceramic temp. > 840°
C
• HO2S ceramic temp. < 720°
C
• Signal current > 2.2 A
• Signal voltage < 2.15 V
• Signal voltage > 4.4 V

P014D

O2 Sensor Slow Response Lean to Rich Bank 1 Sensor 1

• Time delay between oxygen
signals pre and post NOx trap
> 1.5 Sec. (1. sensor later
than 2. sensor
• Time delay between oxygen