TransmissionModerate⚠️ Professional Recommended

P0722

Q: What does OBD2 code P0722 mean?

P0722 means: Output Speed Sensor Circuit No Signal. The transmission output speed sensor is providing no signal at all.

Output Speed Sensor Circuit No Signal

The transmission output speed sensor is providing no signal at all.

SeverityModerate

CategoryTransmission

Est. Repair Cost$200-$500

Code TypePowertrain

DIY RepairProfessional

⚡ Common Causes

›Failed output speed sensor
›Broken wiring
›Damaged tone ring

⚠️ Symptoms

›Check engine light
›Speedometer may not work
›Harsh or erratic shifting
›Possible limp mode

✅ How to Fix — Step by Step

Step 1:Inspect wiring for breaks
Step 2:Test sensor for signal output
Step 3:Replace sensor if no signal is confirmed

🔧 Diagnostic Tools Required

✔OBD-II Diagnostic Scanner
✔Transmission Pressure Gauge
✔ATF Temperature Reader
✔Digital Multimeter
✔Basic Hand Tools

Using the correct diagnostic tools helps identify the root cause of P0722 before replacing parts unnecessarily. Always confirm the fault using live data and manufacturer-recommended diagnostic procedures.

💡 Pro Tip: A non-working speedometer combined with this code strongly points to the output speed sensor rather than a wiring-only issue.

Frequently Asked Questions

What does OBD2 code P0722 mean?+

P0722 stands for Output Speed Sensor Circuit No Signal. The transmission output speed sensor is providing no signal at all.

What causes code P0722?+

Failed output speed sensor; Broken wiring; Damaged tone ring

How do I fix code P0722?+

Inspect wiring for breaks; Test sensor for signal output; Replace sensor if no signal is confirmed

How much does it cost to fix P0722?+

Estimated repair cost for P0722 is $200-$500.

Is P0722 DIY-friendly?+

P0722 typically requires professional equipment and a qualified mechanic.