Air Fuel Ratio Oxygen Sensor for Toyota Corolla 2001-2008
Restore precise exhaust gas monitoring for your Toyota Corolla with this aftermarket Oxygen Sensor designed as a direct replacement for OEM part 89465-12640. Compatible with Toyota Corolla 2001 through 2008 models, this rear-mounted unit addresses drivability disruptions from worn sensors while safeguarding your emissions performance and catalytic converter.
Produced by Malcayang, each component undergoes factory testing to verify signal accuracy and heater function. The piezoelectric construction paired with an integrated heating element ensures fast warm-up times, providing stable feedback to the engine control unit for consistent air-fuel mixture regulation under varying driving conditions.
Key Benefits & Practical Tips
- Direct Replacement Fit: Designed to match the thread size and electrical interface of the specified equipment, enabling straightforward bolt-on installation on eligible Corolla variants without structural modifications.
- Restoration of Closed-Loop Control: Resolves diagnostic trouble codes related to oxygen sensor performance, helping re-enable optimal fuel trimming and reduce potential increases in fuel consumption.
- Cable Inspection Step: Examine the existing wiring harness and connector pins for oxidation or cracking before fitting the new sensor; damaged lines can trigger false faults immediately after installation.
Technical Specifications
- Brand: Malcayang
- OEM Reference Numbers: 89465-12640, 8946512640
- Vehicle Application: Toyota Corolla 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
- Sensor Position: Rear
- Cable Length: 66 cm
- Sensor Technology: Piezoelectric
- Heating Configuration: Built-in heater type
- Condition: Brand New, Factory Tested
Package includes:
- 1 x Oxygen Sensor
Important Notice: Installation instructions are not provided with this item; professional installation is strongly recommended due to the access constraints of the rear exhaust location. Confirm compatibility by cross-referencing your current part number or consulting a qualified technician prior to ordering. Values derived from manual measurement may vary by 1–2 mm. Product color may differ slightly from photographs due to lighting environment and monitor calibration variations.
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