2012 Lexus RX Electrical system Problems
- Complaints
- 3about this part
- Share
- 25%of 12 total for the year
- Median mileage
- 257,193miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the electrical system of the 2012 Lexus RX, 25% of the 12 complaints for this model year. Where a mileage was given, the median is 257,193 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Odometer Fraud. The contact owns a 2012 Lexus RX350. The contact purchased the vehicle, and it was discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of the purchase, the mileage was 127,832. The contact stated that at the time of registration, it was discovered that the mileage was 257,193.”
NHTSA complaint #11708430, filed 2026-01, 257,193 miles“My car powers off while driving and then cuts back home within a second. It also has electrical issues the lights so flash during the night when you’re driving and then the front and shakes so bad that it shakes you just about off the road when you hit the brakes”
NHTSA complaint #11655212, filed 2025-04Related service bulletins
- 10205331Jul 7, 2014Immobilizer and Smart Key Reset
- 10205329Jul 4, 2014Immobilizer and Smart Key Reset.
- 10205327Jun 12, 2014Techstream ECU Flash Reprogramming Procedure.
Electrical system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 7 | 58% |
| 2025 | 6 | 27% |
| 2024 | 19 | 32% |
| 2023 | 10 | 16% |
| 2022 | 6 | 21% |
| 2021 | 4 | 6% |
| 2020 | 4 | 9% |
| 2019 | 6 | 18% |
| 2018 | 3 | 12% |
| 2017 | 3 | 6% |
| 2016 | 4 | 14% |
| 2015 | 1 | 5% |
| 2013 | 3 | 16% |
| 2012 | 3 | 25% |
| 2011 | 4 | 14% |
| 2010 | 6 | 8% |
| 2009 | 3 | 9% |
| 2008 | 5 | 7% |
| 2007 | 9 | 16% |
| 2006 | 10 | 31% |
| 2005 | 2 | 7% |
| 2004 | 1 | 3% |
Other parts of the 2012 Lexus RX
3 complaintsBrakes
2 complaintsOther or unknown
2 complaintsAir bags
1 complaintsElectronic stability control
1 complaintsExterior lighting
1 complaintsForward collision avoidance
1 complaintsSteering
1 complaintsBody and structure
1 complaintsSuspension
1 complaintsTires
1 complaintsTransmission and drivetrain
1 complaints
← All problems reported for the 2012 Lexus RX
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology