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THE CODE DIRECTORY

Diagnostic code references — Page 98.

Browse canonical reference entries. Each definition keeps its own source and vehicle-applicability limits.

11,786 code references

Generic OBD-II
P2BFF

Exhaust Flow Control Valve B Position Circuit High

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Generic OBD-II
P2C00

Fuel Pressure Regulator C Performance

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Generic OBD-II
P2C01

Fuel Pressure Regulator D Performance

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Generic OBD-II
P2C02

Fuel Pressure Regulator D Control Circuit/Open

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Generic OBD-II
P2C03

Fuel Pressure Regulator D Control Circuit Low

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Generic OBD-II
P2C04

Fuel Pressure Regulator D Control Circuit High

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Generic OBD-II
P2C05

A Camshaft Profile Actuator Position Sensor A Circuit Bank 1

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Generic OBD-II
P2C06

A Camshaft Profile Actuator Position Sensor A Range/Performance Bank 1

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Generic OBD-II
P2C07

A Camshaft Profile Actuator Position Sensor A Circuit Low Bank 1

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Generic OBD-II
P2C08

A Camshaft Profile Actuator Position Sensor A Circuit High Bank 1

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Generic OBD-II
P2C09

A Camshaft Profile Actuator Position Sensor B Circuit Bank 1

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Generic OBD-II
P2C0A

A Camshaft Profile Actuator Position Sensor B Range/Performance Bank 1

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Generic OBD-II
P2C0B

A Camshaft Profile Actuator Position Sensor B Circuit Low Bank 1

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Generic OBD-II
P2C0C

A Camshaft Profile Actuator Position Sensor B Circuit High Bank 1

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Generic OBD-II
P2C0D

A Camshaft Profile Actuator Position Sensor C Circuit Bank 1

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Generic OBD-II
P2C0E

A Camshaft Profile Actuator Position Sensor C Range/Performance Bank 1

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Generic OBD-II
P2C0F

A Camshaft Profile Actuator Position Sensor C Circuit Low Bank 1

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Generic OBD-II
P2C10

A Camshaft Profile Actuator Position Sensor C Circuit High Bank 1

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Generic OBD-II
P2C11

Reductant Pump A Current Too Low

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Generic OBD-II
P2C12

B Camshaft Profile Actuator Position Sensor A Circuit Bank 1

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Generic OBD-II
P2C13

B Camshaft Profile Actuator Position Sensor A Range/Performance Bank 1

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Generic OBD-II
P2C14

B Camshaft Profile Actuator Position Sensor A Circuit Low Bank 1

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Generic OBD-II
P2C15

B Camshaft Profile Actuator Position Sensor A Circuit High Bank 1

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Generic OBD-II
P2C16

B Camshaft Profile Actuator Position Sensor B Circuit Bank 1

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Generic OBD-II
P2C17

B Camshaft Profile Actuator Position Sensor B Range/Performance Bank 1

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Generic OBD-II
P2C18

B Camshaft Profile Actuator Position Sensor B Circuit Low Bank 1

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Generic OBD-II
P2C19

B Camshaft Profile Actuator Position Sensor B Circuit High Bank 1

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Generic OBD-II
P2C1A

B Camshaft Profile Actuator Position Sensor C Circuit Bank 1

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Generic OBD-II
P2C1B

B Camshaft Profile Actuator Position Sensor C Range/Performance Bank 1

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Generic OBD-II
P2C1C

B Camshaft Profile Actuator Position Sensor C Circuit Low Bank 1

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Generic OBD-II
P2C1D

B Camshaft Profile Actuator Position Sensor C Circuit High Bank 1

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Generic OBD-II
P2C1E

Cold Start Fuel Pressure Regulator A Performance

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Generic OBD-II
P2C1F

Cold Start Fuel Pressure Regulator A Exceeded Control Limits - Pressure Too Low

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Generic OBD-II
P2C20

Cold Start Fuel Pressure Regulator A Exceeded Control Limits - Pressure Too High

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Generic OBD-II
P2C21

Engine Oil Temperature Sensor A/B Correlation

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Generic OBD-II
P2C22

Exhaust Heat Exchanger Exhaust Bypass Valve A Position Sensor Circuit

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Generic OBD-II
P2C23

Exhaust Heat Exchanger Exhaust Bypass Valve A Position Sensor Performance

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Generic OBD-II
P2C24

Exhaust Heat Exchanger Exhaust Bypass Valve A Position Sensor Circuit Low

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Generic OBD-II
P2C25

Exhaust Heat Exchanger Exhaust Bypass Valve A Position Sensor Circuit High

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Generic OBD-II
P2C26

Fuel Injector Group B Supply Sense Circuit

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Generic OBD-II
P2C27

Fuel Injector Group B Supply Sense Circuit Low

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Generic OBD-II
P2C28

Fuel Injector Group B Supply Sense Circuit High

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Generic OBD-II
P2C29

Turbocharger/Supercharger Bypass Valve B Stuck

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Generic OBD-II
P2C2A

Turbocharger/Supercharger Bypass Valve B Position Sensor Circuit/Open

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Generic OBD-II
P2C2B

Turbocharger/Supercharger Bypass Valve B Position Sensor Circuit Low

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Generic OBD-II
P2C2C

Turbocharger/Supercharger Bypass Valve B Position Sensor Circuit High

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Generic OBD-II
P2C2D

Turbocharger/Supercharger Bypass Valve B Position Exceeded Learning Limit

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Generic OBD-II
P2C2E

Turbocharger/Supercharger Bypass Valve B Supply Voltage Low

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Generic OBD-II
P2C2F

Turbocharger/Supercharger Bypass Valve B Driver Current/Temperature Too High

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Generic OBD-II
P2C30

Ignition Coil Primary Circuit Fuse A

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Generic OBD-II
P2C31

Ignition Coil Primary Circuit Fuse B

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Generic OBD-II
P2C32

Crankcase Pressure Sensor B Circuit

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Generic OBD-II
P2C33

Crankcase Pressure Sensor B Circuit Range/Performance

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Generic OBD-II
P2C34

Crankcase Pressure Sensor B Circuit Low

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Generic OBD-II
P2C35

Crankcase Pressure Sensor B Circuit High

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Generic OBD-II
P2C36

Crankcase Pressure Sensor B Circuit Intermittent/Erratic

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Generic OBD-II
P2C37

Cold Start Engine Coolant Pump Performance

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Generic OBD-II
P2C38

Cylinder Head Temperature Sensor B Circuit

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Generic OBD-II
P2C39

Cylinder Head Temperature Sensor B Range/Performance

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Generic OBD-II
P2C3A

Cylinder Head Temperature Sensor B Circuit Low

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Generic OBD-II
P2C3B

Cylinder Head Temperature Sensor B Circuit High

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Generic OBD-II
P2C3C

Cylinder Head Temperature Sensor B Circuit Intermittent/Erratic

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Generic OBD-II
P2C3D

Cylinder Head Temperature Sensor A/B Correlation

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Generic OBD-II
P2C3E

Fan 4 Control Circuit

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Generic OBD-II
P2C3F

Fan 4 Control Circuit Low

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Generic OBD-II
P2C40

Fan 4 Control Circuit High

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Generic OBD-II
P2C41

Fan 3 Performance/Stuck Off

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Generic OBD-II
P2C42

Fan 4 Performance/Stuck Off

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Generic OBD-II
P2C43

Battery Isolation/Voltage Stabilization Control Circuit

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Generic OBD-II
P2C44

Battery Isolation/Voltage Stabilization Control Circuit Performance

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Generic OBD-II
P2C45

Battery Isolation/Voltage Stabilization Control Circuit Low

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Generic OBD-II
P2C46

Battery Isolation/Voltage Stabilization Control Circuit High

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Generic OBD-II
P2C47

Battery Isolation/Voltage Stabilization Control Circuit Intermittent

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Generic OBD-II
P2C48

Coolant Pump C Control Circuit Performance/Stuck Off

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Generic OBD-II
P2C49

Coolant Pump D Control Circuit Performance/Stuck Off

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Generic OBD-II
P2C4A

Clutch Actuator Position Sensor Circuit

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Generic OBD-II
P2C4B

Clutch Actuator Position Sensor Circuit Range/Performance

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Generic OBD-II
P2C4C

Clutch Actuator Position Sensor Circuit Low

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Generic OBD-II
P2C4D

Clutch Actuator Position Sensor Circuit High

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Generic OBD-II
P2C4E

Clutch Actuator Position Sensor Circuit Intermittent/Erratic

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Generic OBD-II
P2C4F

Clutch Actuator Performance

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Generic OBD-II
P2C50

Clutch Pedal Position Sensor A/Clutch Actuator Position Sensor Correlation

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Generic OBD-II
P2C51

Fuel Level Sensor A/B Correlation

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Generic OBD-II
P2C52

Cylinder 1 Fuel Injector B Offset Learning At Min Limit

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Generic OBD-II
P2C53

Cylinder 1 Fuel Injector B Offset Learning At Max Limit

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Generic OBD-II
P2C54

Cylinder 2 Fuel Injector B Offset Learning At Min Limit

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Generic OBD-II
P2C55

Cylinder 2 Fuel Injector B Offset Learning At Max Limit

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Generic OBD-II
P2C56

Cylinder 3 Fuel Injector B Offset Learning At Min Limit

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Generic OBD-II
P2C57

Cylinder 3 Fuel Injector B Offset Learning At Max Limit

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Generic OBD-II
P2C58

Cylinder 4 Fuel Injector B Offset Learning At Min Limit

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Generic OBD-II
P2C59

Cylinder 4 Fuel Injector B Offset Learning At Max Limit

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Generic OBD-II
P2C5A

Cylinder 5 Fuel Injector B Offset Learning At Min Limit

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Generic OBD-II
P2C5B

Cylinder 5 Fuel Injector B Offset Learning At Max Limit

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Generic OBD-II
P2C5C

Cylinder 6 Fuel Injector B Offset Learning At Min Limit

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Generic OBD-II
P2C5D

Cylinder 6 Fuel Injector B Offset Learning At Max Limit

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Generic OBD-II
P2C5E

Cylinder 7 Fuel Injector B Offset Learning At Min Limit

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Generic OBD-II
P2C5F

Cylinder 7 Fuel Injector B Offset Learning At Max Limit

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Generic OBD-II
P2C60

Cylinder 8 Fuel Injector B Offset Learning At Min Limit

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Generic OBD-II
P2C61

Cylinder 8 Fuel Injector B Offset Learning At Max Limit

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Generic OBD-II
P2C62

O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 3

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These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.