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.
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HOMESERVICE MANUALSLEXUS2004IS 300 BASE, STANDARDREPAIR AND DIAGNOSISENGINE PERFORMANCETUNE-UPIGNITION (SERVICE SPECIFICATIONS)IGNITIONSSERVICE DATA
2004 Lexus IS 300 Base, Standard
Service Data
2004 Lexus IS 300 Base, StandardSECTION Service Data
Ignition Service Data
| High-tension cord | Resistance | Maximum | 25 kΩ per cord |
| Spark plug | Recommended spark plug | DENSO made | SK16R-P11 |
| Correct electrode gap for new plug | 1.1 mm (0.043 in.) | ||
| Maximum electrode gap for used plug | 1.2 mm (0.047 in.) | ||
| Ignition coil | Primary coil resistance | at cold | 0.33 - 0.52 Ω |
| at hot | 0.42 - 0.61 Ω | ||
| Secondary coil resistance | at cold | 8.5 - 14.7 kΩ | |
| at hot | 10.8 - 17.2 kΩ | ||
| Camshaft position sensor | Resistance | at cold | 835 - 1,400 Ω |
| at hot | 1,060 - 1,645 Ω | ||
| Crankshaft position sensor | Resistance | at cold | 1,630 - 2,740 Ω |
| at hot | 2,065 - 3,225 Ω | ||
RENDER: 1.0x
NO RELATED
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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.