OBD-II code · Chassis
C0905 TPMS Sensor 3 Battery Low
The TPMS receiver reports that the internal battery of sensor 3 is at end of life. The sensor must be replaced as the battery is sealed inside the housing.
Is it safe to drive with C0905?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyTPMS sensor battery depleted
- Less likelySensor electronics failed
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.3–1 h
- Emissions test
- Usually unaffected
- Parts involved
- TPMS Sensor, TPMS Receiver
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.