8946542170 Toyota SENSOR, OXYGEN, Price: 125.99$, Weight: 0.103kg
| Make | Number | Name | Availability | Weight, kg | Ship in, Days | Price |
|---|---|---|---|---|---|---|
Toyota |
8946542170 |
SENSOR, OXYGEN |
0 |
0.103 |
7-10 |
125.99$ |
| Not Available | ||||||
Originals
Compatibility
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| ACA3#,ALA3#,GSA33,ZSA3# | ACA38L-ANPGKV | ATM,MTM: AUTOMATIC TRANSMISSION; Driver's Position: LEFT-HAND DRIVE VEHICLES; Grade: A TYPE; Grade: G TYPE; Fuel Induction: HIGH EFFICIENCY TWIN CAM; Gear Shift Type: ATM, 4-SPEED FLOOR SHIFT; Engine: (2AZFE) 2400CC 16-VALVE DOHC EFI; Destination: GULF CORPORATION COUNCIL | 03.2010 - 12.2012 | View |
| Description | Model | Options | Prod Period | Diagram |
|---|---|---|---|---|
| ACA3#,GSA33 | ACA31W-AWXSK | ATM,MTM: AUTOMATIC TRANSMISSION; Seating Capacity: 5-SEATER; Grade: SPORT TYPE; Gear Shift Type: CONTINUOUSLY VARIABLE TRANSMISSION; Engine: (2AZFE) 2400CC 16-VALVE DOHC EFI | 11.2005 - 12.2012 | View |
Exhaust O2 Sensor for Toyota — OEM-grade precision 🔧
Restore smooth drive, clean emissions, and fuel savings with this high-accuracy oxygen probe. It feeds real-time data to the ECU so your engine keeps the ideal air–fuel mix. Expect better throttle response, safer catalytic converter temps, and fewer refueling stops ⛽.
Why this part is needed 🚗
The sensor helps the engine hold a stoichiometric mixture for efficient burn. That means stable idle, strong mid-range power, lower emissions, and long catalyst life. Without it, the ECU guesses instead of controlling.
How it works
A zirconia cell compares oxygen in exhaust vs outside air, creating a 0.1–0.9 V signal. The built-in heater brings it to working temperature fast, switching the system to closed-loop sooner. Sealed threads and a matched connector ensure a clean, leak-free fit.
What happens if it’s bad ⚠️
- Rough idle, weak acceleration, higher fuel use
- Check Engine Light (common O2/heater codes)
- Rich/lean running that can damage the catalyst
- Failed emissions test and fuel smell
Pro tips ✅
Install on a cool exhaust, use a small amount of sensor-safe anti-seize (not on tip), torque to spec, connect the plug firmly, clear codes, and complete a short drive cycle.
Compatibility
- Rav4
- Rav4/Vanguard