Transmission Range Sensor Circuit Range/Performance Problem
The transmission range sensor is reporting an incorrect position or performance issue.
Heads up: this code wasn't in our hand-written library yet, so DiagCoach AI built this page on the fly. Double-check critical specs against service info before condemning parts.
What it means (plain English)
The transmission range sensor tells the computer what gear the vehicle is in. If it's broken or not working right, the computer gets confused about which gear you're in, causing issues with shifting or starting.
What the computer is actually seeing
The computer checks the voltage from the transmission range sensor, expecting it to match a set pattern that corresponds to the gear positions. Incorrect voltages or patterns indicate a fault.
What a healthy reading looks like
Voltage levels between 0.5V to 4.5V for each gear position, proper continuity in the sensor circuit.
Guided diagnostic — the DiagCoach way
Don't just throw parts at it. Walk through these in order — each step tells you whether to keep going or stop and fix what you found.
- 11. Inspect the transmission range sensor wiring and connectors for damage or corrosion. If damaged, repair or replace the affected parts. Decision: If wiring is good, move to Step 2.
- 22. Check the transmission range sensor voltage output with a multimeter while cycling through the gears. Expected range is 0.5V to 4.5V. Decision: If voltage is outside the range, replace the sensor. If voltage is good, move to Step 3.
- 33. Perform a continuity test on the harness from the sensor to the PCM. If there’s no continuity, repair the wiring. If continuity is good, move to Step 4.
- 44. Check for any related DTCs in the PCM. If P0700 or others are present, address those. If not, consider the possibility of a faulty transmission control module.
Common causes
- Faulty transmission range sensor
- Wiring issues or damaged connectors
- Debris in the sensor area
- Faulty transmission control module
Typical repair cost
$$
Related codes
Frequently asked questions
Is it safe to drive with this code?
It's not recommended to drive as it can cause shifting issues and affect vehicle control.
Will this code clear on its own?
It may clear if the issue resolves itself, but it’s best to diagnose and fix the root cause.
Why does this code pair with others?
Codes can be interrelated, indicating multiple issues related to the transmission or its control system.
Working a real vehicle right now?
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