P0706 — Transmission Range Sensor Circuit Range
Seen on: Heavy Truck
Transmission Range Sensor Circuit Range. Common causes: TRS signal out of range.
Your code rides along, so nearby mechanics see the fault before they quote you.
How serious is it?
Serious. Power derate likely — plan to stop soon.
Most likely causes
- TRS signal out of range
- Misadjusted PRNDL linkage
- failed sensor
First moves (roadside)
- Inspect gear selector linkage adjustment
- test TRS voltage at each position
FAQ
Transmission Range Sensor Circuit Range. Common causes: TRS signal out of range.
Serious — Power derate likely — plan to stop soon.
The most common cause is: TRS signal out of range. Other possibilities include Misadjusted PRNDL linkage; failed sensor.
Power derate likely — plan to stop soon. When in doubt, get a qualified mobile diesel tech on the truck before continuing.
Find a mechanic or related guides
General diagnostic guidance for diesel engines (Cummins, Detroit, PACCAR, Volvo, Mack and more). Not a substitute for a scan-tool diagnosis on your specific truck.