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.
Code P0705 - Gear Range Switch Circuit: Notes
Gear range switch contacts are part of neutral start switch. Contacts close to ground in various combinations to indicate each gear range. The voltage level of each switch is indicated as low (grounded circuit) or high (open circuit). Code 705 will set if conditions occur as follows:
- Ignition is on and engine is off.
- Vehicle speed is zero MPH.
- Transmission is in high gear.
- Gear range switch inputs indicate a gear other than Park or Neutral.
- All conditions have been met for at least 10 seconds.NOTE: Test numbers refer to numbers on diagnostic chart.
- & 2) Tests for proper operation of gear range switch.
- This tests for an open or grounded circuit.
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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.