Diagnostic Display Code Definitions (2024)

Engine Control Module

AcceleratorPosition 2

VoltageAbove Normal, Or Shorted To High Source

29

3

VoltageBelow Normal, Or Shorted To Low Source

4

ThrottlePosition Sensor 1

VoltageAbove Normal, Or Shorted To High Source

51

3

VoltageBelow Normal, Or Shorted To Low Source

4

VehicleSpeed Sensor

DataErratic, Intermittent Or Incorrect

84

2

AcceleratorPosition 1

VoltageAbove Normal, Or Shorted To High Source

91

3

VoltageBelow Normal, Or Shorted To Low Source

4

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

ManifoldAbsolute Pressure Sensor

VoltageAbove Normal, Or Shorted To High Source

102

3

VoltageBelow Normal, Or Shorted To Low Source

4

IntakeAir Temperature Sensor

DataValid But Above Normal Operational Range - Most Severe Level

105

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

BarometricPressure Sensor

VoltageAbove Normal, Or Shorted To High Source

108

3

VoltageBelow Normal, Or Shorted To Low Source

4

EngineTemperature Sensor

DataValid But Above Normal Operational Range - Most Severe Level

110

DataErratic, Intermittent Or Incorrect

2

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

AbnormalRate Of Change

10

DataValid But Above Normal Operating Range - Moderately Severe Level

16

FuelRail Pressure Sensor

DataErratic, Intermittent Or Incorrect

157

2

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

DataValid But Above Normal Operating Range - Least Severe Level

15

DataValid But Below Normal Operating Range - Least Severe Level

17

DataValid But Below Normal Operational Range - Most Severe Level

1

DataErratic, Intermittent Or Incorrect

2

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

DataValid But Below Normal Operating Range - Moderately Severe Level

18

EngineSpeed

ConditionExists

190

31

GearSensor Signal

DataErratic, Intermittent Or Incorrect

523

2

CrankshaftPosition Sensor

DataErratic, Intermittent Or Incorrect

636

2

Injector1 (Front) (MAG) (SDI Port Injector)

VoltageAbove Normal, Or Shorted To High Source

651

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

Injector2 (Rear) (PTO) (SDI Port Injector)

VoltageAbove Normal, Or Shorted To High Source

652

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

StarterSolenoid Driver Circuit

VoltageAbove Normal, Or Shorted To High Source

677

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

KnockSensor 1

DataValid But Below Normal Operational Range - Most Severe Level

731

1

Fan RelayDriver Circuit

VoltageAbove Normal, Or Shorted To High Source

1071

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

BoostPressure Sensor

DataValid But Above Normal Operational Range - Most Severe Level

1127

DataErratic, Intermittent Or Incorrect

2

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

ConditionExists

31

IgnitionCoil Primary Driver 1 (Front) (MAG)

VoltageAbove Normal, Or Shorted To High Source

1268

3

IgnitionCoil Primary Driver 2 (Rear) (PTO)

VoltageAbove Normal, Or Shorted To High Source

1269

3

PWM FuelPump

VoltageAbove Normal, Or Shorted To High Source

1347

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

FuelPump Module Errors

AbnormalFrequency Or Pulse Width Or Period

8

VoltageBelow Normal, Or Shorted To Low Source

4

OxygenSensor Bank 1 Sensor 1

DataErratic, Intermittent Or Incorrect

3056

2

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

Bad IntelligentDevice Or Component

12

ECU OutputSupply Voltage 1

VoltageAbove Normal, Or Shorted To High Source

3597

3

VoltageBelow Normal, Or Shorted To Low Source

4

ECU OutputSupply Voltage 2

VoltageAbove Normal, Or Shorted To High Source

3598

3

VoltageBelow Normal, Or Shorted To Low Source

4

ECU OutputSupply Voltage 3

VoltageAbove Normal, Or Shorted To High Source

3599

3

VoltageBelow Normal, Or Shorted To Low Source

4

CylinderMisfire

MechanicalSystem Not Responding Or Out Of Adjustment

65590

7

Cylinder1 Misfire

MechanicalSystem Not Responding Or Out Of Adjustment

65591

7

Cylinder2 Misfire

MechanicalSystem Not Responding Or Out Of Adjustment

65592

7

ETC AcceleratorPosition Sensor Outputs 1 & 2 Correlation

DataErratic, Intermittent Or Incorrect

65613

2

FuelPump Controller

AbnormalFrequency Or Pulse Width Or Period

66028

8

Bad IntelligentDevice Or Component

12

ThrottlePosition Sensor 2

VoltageAbove Normal, Or Shorted To High Source

520198

3

VoltageBelow Normal, Or Shorted To Low Source

4

CanisterPurge Valve

VoltageAbove Normal, Or Shorted To High Source

520202

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

All WheelDrive Control Circuit

VoltageAbove Normal, Or Shorted To High Source

520207

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

ChassisRelay

VoltageAbove Normal, Or Shorted To High Source

520208

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

OxygenSensor Heater 1

DataErratic, Intermittent Or Incorrect

520209

2

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

AcceleratorPosition/Brake Position Interaction

ConditionExists

520275

31

ThrottlePosition Sensor (1 or 2 Indeterminable)

DataErratic, Intermittent Or Incorrect

520276

2

Bad IntelligentDevice Or Component

12

ThrottleBody Control - Power Stage

DataErratic, Intermittent Or Incorrect

520277

2

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

AbnormalFrequency Or Pulse Width Or Period

8

ThrottleBody Control - Adaption Aborted

ConditionExists

520279

31

ThrottleBody Control - Limp Home Position Check Failed

ConditionExists

520280

31

ThrottleBody Control - Mechanical Stop Adaptation Failure

ConditionExists

520281

31

ThrottleBody Control - Repeated Adaptation Failed

ConditionExists

520282

31

ThrottleBody Control

VoltageAbove Normal, Or Shorted To High Source

520283

3

VoltageBelow Normal, Or Shorted To Low Source

4

ThrottleBody Control - Position Deviation Fault

ConditionExists

520284

31

BrakeSwitch (1 or 2 Indeterminable)

DataErratic, Intermittent Or Incorrect

520285

2

ECU MonitoringError

ConditionExists

520286

31

ECU MonitoringError (Level 3)

ConditionExists

520287

31

ECU Monitoringof Injection Cut Off (Level 1)

ConditionExists

520288

31

ECU Monitoringof Injection Cut Off (Level 2)

ConditionExists

520289

31

ThrottleBody Control - Requested Throttle Angle Not Plausible

ConditionExists

520305

31

ECU ADCFault - No Load

ConditionExists

520306

31

ECU ADCFault - Voltage

ConditionExists

520307

31

AcceleratorSensor Sync Fault - Sensor Diff Exceeds Limit

ConditionExists

520308

31

ECU Fault- ICO

ConditionExists

520309

31

ECU Fault- Hardware Disruption

ConditionExists

520311

31

KnockSensor Positive Line

VoltageAbove Normal, Or Shorted To High Source

520331

3

VoltageBelow Normal, Or Shorted To Low Source

4

KnockSensor Negative Line

VoltageAbove Normal, Or Shorted To High Source

520332

3

VoltageBelow Normal, Or Shorted To Low Source

4

ECU Monitoring(Pedal Map Mismatch)

ConditionExists

520336

31

WastegateSolenoid Driver

VoltageAbove Normal, Or Shorted To High Source

520341

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

AdaptiveFuel Correction Bank 1

DataValid But Above Normal Operating Range - Least Severe Level

520344

15

DataValid But Below Normal Operating Range - Least Severe Level

17

IntercoolerPump Driver Circuit

VoltageAbove Normal, Or Shorted To High Source

520496

3

VoltageBelow Normal, Or Shorted To Low Source

4

CurrentBelow Normal Or Open Circuit

5

WidebandOxygen Sensor Bank 1 Sensor 1 Pumping Current Trim

CurrentBelow Normal Or Open Circuit

520612

5

WidebandOxygen Sensor Bank 1 Sensor 1 Positive Current Control

CurrentBelow Normal Or Open Circuit

520613

5

WidebandOxygen Sensor Bank 1 Sensor 1 Negative Current Control

CurrentBelow Normal Or Open Circuit

520614

5

WidebandOxygen Sensor Bank 1 Sensor 1 Reference Voltage

CurrentBelow Normal Or Open Circuit

520615

5

WidebandChip

Bad IntelligentDevice Or Component

520679

12

StartSwitch

DataErratic, Intermittent Or Incorrect

521083

2

EPAS Module

SteeringOver Current Shut Down

CurrentAbove Normal Or Grounded Circuit

520221

6

SteeringExcessive Current Error

CurrentAbove Normal Or Grounded Circuit

520222

6

SteeringTorque Partial Failure

ConditionExists

520223

31

SteeringTorque Full Failure

ConditionExists

520224

31

EPASInverter Temperature

DataValid But Above Normal Operational Range - Most Severe

520225

DataValid But Above Normal Operating Range - Severe

16

EPAS

CommunicationsReceive Data Error

DataErratic, Intermittent Or Incorrect

520226

2

ConditionExists

520226

31

PositionEncoder Error

RootCause Not Known

520228

11

Bad IntelligentDevice Or Component

520228

12

ConditionExists

520228

31

EPASSoftware Error

Bad IntelligentDevice Or Component

520229

12

ConditionExists

520229

31

EPASPower Save Condition

ConditionExists

520231

31

EPS SEPICVoltage Error

VoltageAbove Normal, Or Shorted To High Source

524086

3

VoltageBelow Normal, Or Shorted To Low Source

524086

4

CalibrationCRC

Checksum/CRCError

630

13

SteeringTorque Full Failure

TorqueSensor Out of Range

520223

31

TorqueSensor Linearity Error

520224

31

EPS CANCommunications Receive Error

No RXMessage for {{cal parameter}} seconds

520226

2

VehicleSpeed

VehicleSpeed Too High

84

VehicleSpeed Implausible

10

ReceivedVehicle Speed has Errors

19

EngineSpeed

EngineSpeed Too High

190

ReceivedEngine Speed has Errors

190

19

BatteryVoltage

Too High

168

3

BatteryVoltage

Too Low

168

4

PositionEncoder Error

Lossof SPI Communication

520228

12

EncoderVariance Error

31

EPS SoftwareError

ManufacturingCRC Error

520229

12

BootCount Error

31

ICS Communication

Lossof CAN between EPS and Instrument Cluster

520230

31

EPASPower Save

5 minutetime out

520231

31

ECU Memory

EEPROMCommunication Error

628

12

ApplicationCRC Error

13

VGD Low

VGD Low

524086

4

AbsolutePosition Sensor

AbsolutePosition Sensor Out of Range

1807

31

AbsolutePosition Sensor Not Calibrated

1807

13

Suspension Control Module

VehicleSpeed Sensor

DataDrifted High

84

20

DataDrifted Low

21

TransmissionRequested Range Data

DataErratic, Intermittent Or Incorrect

162

2

SuspensionMode Switch Input

DataErratic, Intermittent Or Incorrect

516098

2

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

ValveDriver Front Left

VoltageAbove Normal, Or Shorted To High Source

516106

3

VoltageBelow Normal, Or Shorted To Low Source

4

ValveDriver Front Right

VoltageAbove Normal, Or Shorted To High Source

516107

3

VoltageBelow Normal, Or Shorted To Low Source

4

ValveDriver Rear Left

VoltageAbove Normal, Or Shorted To High Source

516108

3

VoltageBelow Normal, Or Shorted To Low Source

4

ValveDriver Rear Right

VoltageAbove Normal, Or Shorted To High Source

516109

3

VoltageBelow Normal, Or Shorted To Low Source

4

ShockValve Power Supply Relay Driver

VoltageAbove Normal, Or Shorted To High Source

516110

3

VoltageBelow Normal, Or Shorted To Low Source

4

AbsoluteShock Current Error - Front Left

RootCause Not Known

516111

11

AbsoluteShock Current Error - Front Right

RootCause Not Known

516112

11

AbsoluteShock Current Error - Rear Left

RootCause Not Known

516113

11

AbsoluteShock Current Error - Rear Right

RootCause Not Known

516114

11

InternalInertial Measurement Unit

Bad IntelligentDevice Or Component

516115

12

DataValid But Above Normal Operating Range - Least Severe Level

15

DataValid But Below Normal Operating Range - Least Severe Level

17

CAN MessagePGN 65382

AbnormalUpdate Rate

516116

9

CAN MessagePGN 65396

AbnormalUpdate Rate

516117

9

CAN MessagePGN 65314

AbnormalUpdate Rate

516118

9

SW Version& HW Version Mismatch

DataErratic, Intermittent Or Incorrect

516119

2

CAN MessagePGN 65265

AbnormalUpdate Rate

516120

9

CAN MessagePGN 61445

AbnormalUpdate Rate

516121

9

SteeringAngle Adoption Offset

DataValid But Above Normal Operating Range - Least Severe Level

516122

15

VehicleSpeed Data

DataErratic, Intermittent Or Incorrect

516123

2

DataDrifted High

20

SuspensionControl Module

Bad IntelligentDevice Or Component

516124

12

CAN 1

RootCause Not Known

516125

11

SystemVoltage

DataValid But Above Normal Operational Range - Most Severe Level

516126

DataValid But Below Normal Operational Range - Most Severe Level

1

VoltageAbove Normal, Or Shorted To High Source

3

VoltageBelow Normal, Or Shorted To Low Source

4

DataValid But Above Normal Operating Range - Moderately Severe Level

16

DataValid But Below Normal Operating Range - Moderately Severe Level

18

Raw BrakeSwitch Status

DataErratic, Intermittent Or Incorrect

520572

2

NormalizedAccelerator Pedal Position

DataErratic, Intermittent Or Incorrect

520574

2

EngineSpeed Data

DataErratic, Intermittent Or Incorrect

524000

2

SteeringAngle Input

DataErratic, Intermittent Or Incorrect

524114

2

Diagnostic Display Code Definitions (2024)

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