Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2015 Lexus LX 570FACTORY OEM SERVICE PROCEDURE
Service Data [08/2013 - ]
MAF METER (INTAKE AIR TEMPERATURE SENSOR)
| Standard resistance | 4 (THA) - 5 (E2) | -20°C (-4°F) | 12.5 to 16.9 kΩ |
| 20°C (68°F) | 2.19 to 2.67 kΩ | ||
| 60°C (140°F) | 0.50 to 0.68 kΩ |
CAMSHAFT TIMING OIL CONTROL VALVE
| Standard resistance | 1 - 2 | 20°C (68°F) | 6.9 to 7.9 Ω |
ENGINE COOLANT TEMPERATURE SENSOR
| Standard resistance | 1 - 2 | Approximately 20°C (68°F) | 2.32 to 2.59 kΩ |
| Approximately 80°C (176°F) | 0.310 to 0.326 kΩ |
THROTTLE CONTROL MOTOR
| Standard resistance | 1 (M-) - 2 (M+) | 20°C (68°F) | 0.3 to 100 Ω |
KNOCK SENSOR
| Standard resistance | 1 - 2 | 20°C (68°F) | 120 to 280 kΩ |
AIR FUEL RATIO SENSOR (FOR BANK 1 SENSOR 1)
| Standard resistance | 1 (HA1A) - 2 (+B) | 20°C (68°F) | 1.6 to 3.2 Ω |
AIR FUEL RATIO SENSOR (FOR BANK 2 SENSOR 1)
| Standard resistance | 1 (HA2A) - 2 (+B) | 20°C (68°F) | 1.6 to 3.2 Ω |
HEATED OXYGEN SENSOR (FOR BANK 1 SENSOR 2)
| Standard resistance | 1 (HT1B) - 2 (+B) | 20°C (68°F) | 11 to 16 Ω |
HEATED OXYGEN SENSOR (FOR BANK 2 SENSOR 2)
| Standard resistance | 1 (HT2B) - 2 (+B) | 20°C (68°F) | 11 to 16 Ω |
SPARK PLUG
| Recommended spark plug | DENSO made: SK20HR11 |
| Correct electrode gap for new spark plug | 1.0 to 1.1 mm (0.039 to 0.043 in.) |
| Maximum electrode gap for used spark plug | 1.3 mm (0.051 in.) |
| Standard insulation resistance | 10 MΩ or higher |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.