Detroit DD13 GHG14 (2014-16) Fault Code: SPN 84 FMI 19 (CPC) J1939 Wheel-Based Vehicle Speed Signal (VSS) from Source #1, #2, Or #3 is Erratic
DESCRIPTION:
Wheel-based vehicle speed signal from source #1, #2, or #3 is erratic.
MONITORED PARAMETER:
Vehicle speed sensor.
TYPICAL ENABLING CONDITIONS:
1. Rpm greater than 1500.
2. Torque demand on.
MONITOR SEQUENCE:
None
EXECUTION FREQUENCY:
Continuous when enabling conditions met.
TYPICAL DURATION:
10 seconds
DASH LAMPS:
MIL
ENGINE REACTION:
None
VERIFICATION:
1. RPM greater than 1500.
2. Torque demand on.
NOTE: If codes for other modules are present, fix those first.
PROBABLE CAUSES:
1. Improper programming of the CPC (Common Powertrain Controller).
2. Other failed modules on the truck (Transmission, ABS, Cab controller, etc…).
3. Battery/battery cable issues, or electical issue on truck.
Related products
-
Allison 1000 & 2000 Gen 4 Fault Codes: P0122 Pedal Position Sensor Circuit Low Voltage
1000 & 2000 Gen 4 $50.00 -
-
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: P1779 Engine Torque Delivered To TCM Signal
1000 & 2000 Gen 4 $50.00 -
-
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: U0032 J1850 (Class 2) Serial Data Communication Link High
1000 & 2000 Gen 4 $50.00 -
Allison 1000 & 2000 Gen 4 Fault Codes: U1096 J1850 (Class 2) IPC Controller State of Health Failure
1000 & 2000 Gen 4 $50.00 -
Allison 1000 & 2000 Gen 4 Fault Codes: P0870 Transmission Pressure Switch Solenoid E Circuit
1000 & 2000 Gen 4 $50.00 -
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: U1301 J1850 (Class 2) Serial Data Communication Link Low
1000 & 2000 Gen 4 $50.00 -
