Ambient Air Temperature Sensor 88790-48020 for Toyota Harrier
8879048020 - Electrical components
Compatible Models
Vehicle models currently mapped to this OE part.
| # | Brand | Model |
|---|---|---|
| 1 | Lexus | Lexus - General area - LEXUS RX400H - 200503 - 200812 - MHU38 |
| 2 | Lexus | Lexus - Europe - LEXUS RX400H - 200503 - 200812 - MHU38 |
| 3 | Lexus | Lexus - United States/Canada - LEXUS RX400H - 200503 - 200812 - MHU3 |
| 4 | Toyota | Toyota - Japan - Ling Fang, Hybrid: HARRIER HV - 200503 - 201206 - MHU38 |
Product Overview
OE 88790-48020 is the genuine Lexus OEM exterior temperature sensor that reports temperature to the engine or climate control unit. It fits LEXUS RX400H and HARRIER HV, built from 2005 onwards. The listing carries one interchangeable number: 88625-48020.
Send your OE number or VIN for a wholesale quotation and worldwide shipping.
Technical Specifications
| OE Number | 8879048020 |
| Part Name | Sensor |
| Brand | Toyota |
| Position | Front Bumper Area |
| Type | Ambient/Exterior Air Temperature Sensor (Thermistor Assembly) |
| Length | 68mm |
| Width | 42mm |
| Height | 34mm |
OE Cross-Reference
| 88625-48020 | Toyota |
Questions and Answers
Which Toyota and Lexus models does 88790-48020 fit?
Genuine Lexus Exterior Temperature Sensor 88790-48020 is used on LEXUS RX400H and HARRIER HV, built from 2005 onwards. Chassis codes include MHU3#, MHU38.
Which chassis codes does 88790-48020 cover?
Chassis codes include MHU3#, MHU38.
Which OEM part numbers interchange with 88790-48020?
1 interchangeable part numbers are listed for 88790-48020, including 88625-48020 (Toyota).
What size is 88790-48020?
Genuine Lexus Exterior Temperature Sensor 88790-48020 measures 68mm long, 42mm wide, and 34mm high.
How can I verify that 88790-48020 is a genuine Toyota part?
A genuine Exterior Temperature Sensor shows the Toyota number 88790-48020 on the box label with the country-of-origin marking. On the part itself, the connector has the factory-keyed pin count and latch geometry that only one position on the harness accepts; and the OE supplier’s mark is moulded or etched on the component next to the Toyota number (DENSO on coils and sensors). Documentation is available on request – commercial invoice, packing list and Certificate of Origin.
Is 88790-48020 a front or rear part?
This part is listed for the Front Bumper Area position.
How many pieces are needed for 88790-48020?
Supplied as one piece per position – check the quantity required for your application.
Is the genuine part worth it compared with an aftermarket equivalent?
The genuine part earns its price in details that matter over time: the unit is calibrated to the factory signal range, so the ECU reads it without fault codes; and the factory-keyed connector plugs straight into your harness with no adapters or rewiring. These are the aftermarket equivalents you may also see quoted.
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