Reference Service Bulletin/Repair Instructions

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
ii
VW Beetle Quick Reference Specification Book
•
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
2
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
VW Beetle Quick Reference Specification Book
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February 2014
3
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

12 3 4 5...16

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