Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Circuit Description
Transaxle Range Switch (TRS) is part of Park/Neutral Position (PNP) switch. Combination of 4 TRS input states determine PCM commanded shift pattern. A problem which causes PCM to detect an invalid transaxle range input combination will set DTC P0706.
Conditions for setting DTC are: system voltage is greater than 8 volts, PCM detects TRS indicates a range other than Park or Neutral when engine is started and diagnostic fails 2 out of 4 tests.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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