P0820 is set when 1)gear is engaged at non-neutral positon at engine ON, but clutch signal is not detected. or only neutral signal is detected at above 600RPM or above 80Km/h. This code is due to open, short to battery or ground in neutral gear switch circuit.
Item | Detecting Condition | Possible Cause | |
DTC Strategy |
•
Signal monitoring | 1. Neutral switch circuit is open or short to battery or ground. 2. Faulty newtral switch | |
Enable Conditions |
•
Vehicle running | ||
Threshold Value |
•
When the ECU can not sense the neutral gear position signal for 20 sec.
•
When the ECU sense the neutral gear position signal until vehicle speed 80 km/h. | ||
Fail Safe | Fuel Cut |
•
NO | |
EGR Off |
•
NO | ||
Fuel Limit |
•
NO | ||
Check Lamp |
•
NO | ||
