If the vehicle speed signal is below 1.0 Km/h during 2 sec under enable conditions, ECM/PCM sets P2159.
Item | Detecting Condition | Possible Cause | |
DTC Strategy | Case1 |
•
Out-of-range high | 1. Open or short in harness 2. Poor connection or damaged harness 3. VSS |
Case2 |
•
Out-of-range low | ||
Case3 |
•
Plausibility check in overrun | ||
Case4 |
•
Signal check | ||
Case5 |
•
Signal stuck check | ||
Enable Conditions | Case1,2 |
•
Sensor signal no error (singnal input from CAN or HW) | |
Case3 |
•
4520rpm > Engine speed > 1000rpm
•
Fuel cut off | ||
Case4 |
•
Pin voltage input level = high or low level
•
Drive Position or Clutch Engage "ON"
•
Brake pedal "OFF" | ||
Case5 |
•
Vehicle speed > 0kph | ||
Threshold value | Case1 |
•
Vehicle speed > 273.6kph | |
Case2 |
•
Vehicle speed < 0kph | ||
Case3 |
•
Vehicle speed < 3.9kph | ||
Case4 |
•
Time period > 0.7 sec. | ||
Case5 |
•
Vehicle speed raw signal(No change for 10 sec.) | ||
Diagnosis Time | Case1 |
•
1 sec. | |
Case2 |
•
1 sec. | ||
Case3 |
•
3 sec. | ||
Case4 |
•
Continuous | ||
Case5 |
•
10 sec. | ||
MIL On Condition |
•
2 Driving Cycle | ||
