Description
Factory Lexus RX 450h Workshop Manual (2010-2014)
This factory-level service manual gives US technicians and owners complete repair coverage for the third-generation Lexus RX 450h (AL10 chassis), spanning model years 2010 through 2014. Every procedure – from high-voltage hybrid system work to routine scheduled maintenance – is documented with OEM torque specs, wiring schematics, and step-by-step instructions.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol / Hybrid | 3.5L 2GR-FXE V6 Atkinson-cycle hybrid (245 hp) |
| Diesel | N/A |
| Transmissions | ECVT P313 hybrid CVT with front and rear electric motors |
| Drive | FWD and AWD (electric rear motor on AWD variants) |
| Model Years | 2010, 2011, 2012, 2013, 2014 |
| Badge Twins | N/A |
Common RX 450h Repairs Covered
| System | Procedures |
|---|---|
| Hybrid High-Voltage Battery | HV battery module inspection, capacity testing, safe disconnect and replacement procedures |
| Inverter / Converter | Inverter coolant flush, inverter assembly R&R, fault code diagnosis for P0A0F and related hybrid DTCs |
| Regenerative Brake System | Brake actuator bleeding, stroke simulator adjustment, ABS/VSC integration calibration |
| 2GR-FXE Engine Oil Consumption | Piston ring inspection, PCV system cleaning, valve stem seal replacement per Atkinson-cycle engine specs |
Format & Delivery
PDF. Instant download; lifetime re-downloads.
Frequently Asked Questions
Is the high-voltage hybrid system fully covered in this manual?
Yes. The manual includes complete OEM procedures for the Hybrid Synergy Drive system – covering the high-voltage battery pack, front and rear electric motors, inverter/converter assembly, and all associated safety protocols required before working near high-voltage components.
Does this manual cover both FWD and AWD versions of the RX 450h?
Both configurations are covered. The AWD variant uses a separate rear-mounted electric motor rather than a mechanical rear differential, and the manual details the rear motor assembly, its control module, and service specifications unique to all-wheel-drive models.
Are wiring diagrams for the hybrid electrical system included?
Full wiring diagrams are included, covering the high-voltage orange-cable circuits, 12V auxiliary system, engine management, ABS/VSC, climate control, and infotainment. Each schematic shows connector pinouts, wire colors, and ground locations for efficient diagnostics.
What format is the manual?
The manual is a PDF file delivered via instant download. It is fully searchable, zoomable, and compatible with any standard PDF reader on Windows, Mac, or mobile devices. Individual pages or sections can be printed as needed for workshop use.
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