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FEATURES AND CONTROLS
Instrument Cluster
Diagnostic Display Code Definitions
Open Load:
There is a break in the wires that lead to the item listed in
the chart (injector, fuel pump, etc.), or the item has failed.
Short-to-Ground:
The wire is shorted to ground between the electronic
control unit and the item listed in the chart.
Shorted Load
: The wires leading to the item listed in the chart are
shorted together, or the item has shorted internally.
Short-to-Battery:
The wire leading from the item listed in the chart to
the electronic control unit is shorted to a wire at battery voltage.
Diagnostic Codes
Component
Condition
SPN
FMI
Accelerator
Position 2
Data Erratic, Intermittent Or Incorrect
29
2
Voltage Above Normal, Or Shorted To High Source
29
3
Voltage Below Normal, Or Shorted To Low Source
29
4
Throttle Position
Sensor 1
Data Valid But Above Normal Operational Range - Most
Severe Level
51
0
Data Valid But Below Normal Operational Range - Most
Severe Level
51
1
Data Erratic, Intermittent Or Incorrect
51
2
Voltage Above Normal, Or Shorted To High Source
51
3
Voltage Below Normal, Or Shorted To Low Source
51
4
Abnormal Rate Of Change
51
10
Out Of Calibration
51
13
Vehicle Speed
Sensor
Data Valid But Above Normal Operational Range - Most
Severe Level
84
0
Data Valid But Below Normal Operational Range - Most
Severe Level
84
1
Data Erratic, Intermittent Or Incorrect
84
2
Voltage Above Normal, Or Shorted To High Source
84
3
Voltage Below Normal, Or Shorted To Low Source
84
4
Abnormal Frequency Or Pulse Width Or Period
84
8
Abnormal Update Rate
84
9
Abnormal Rate Of Change
84
10
Bad Intelligent Device Or Component
84
12
Received Network Data In Error
84
19
Accelerator
Position 1
Data Erratic, Intermittent Or Incorrect
91
2
Voltage Above Normal, Or Shorted To High Source
91
3
Voltage Below Normal, Or Shorted To Low Source
91
4
Manifold Absolute
Pressure Sensor
Data Erratic, Intermittent Or Incorrect
102
2
Voltage Above Normal, Or Shorted To High Source
102
3
Voltage Below Normal, Or Shorted To Low Source
102
4
Mechanical System Not Responding Or Out Of Adjustment
102
7
Abnormal Rate Of Change
102
10