P1595low severityPowertrain
Cruise Control Speed/Distance Sensor
on 1999 Dodge Ram Van 5.9L V8 · 4WD
What this code means
The PCM has detected a malfunction with the speed or distance sensor input used by the cruise control system. The cruise control cannot maintain the set speed because it is not receiving a reliable vehicle speed signal.
Symptoms
- Cruise control inoperative
- Check Engine Light
- Speedometer may be erratic
Common causes
- Faulty vehicle speed sensor
- Wiring issue in speed sensor circuit
- Damaged speed sensor connector
- Faulty instrument cluster (speed signal source)
- PCM input circuit fault
Diagnostic steps
- Monitor vehicle speed PID on scan tool during test drive
- Inspect vehicle speed sensor and wiring
- Check speed sensor connector for damage or corrosion
- Test speed sensor output signal
- Verify speedometer operation
Repair notes
Replace the vehicle speed sensor if it is not providing a reliable signal to the PCM.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1