1998 Lexus LX 470FACTORY OEM SERVICE PROCEDURE

Ignition Coil

4-CYLINDER IGNITION COIL RESISTANCE - Ohms

Application Primary Secondary
Camry
Cold (1) (2) 9700-16,700
Hot (3) (2) 12,400-19,600
Celica
Cold (1) .36-.55 9000-15,400
Hot (3) .45-.65 11,400-18,100
Corolla, RAV4 & Tacoma
Cold (1) (2) 9700-16,700
Hot (3) (2) 12,400-19,600
Tercel
Cold (1) .67-1.05 9300-16,000
Hot (3) .85-1.23 11,700-18,800
T100 & 4Runner
Cold (1) (2) 9700-16,700
Hot (3) (2) 12,400-19,600
(1) Cold is with temperature of 14-122°F (-10-50°C).
(2) Primary ignition coil resistance cannot be measured.
(3) Hot is with temperature of 122-212°F (50-100°C).
6-CYLINDER IGNITION COIL RESISTANCE - Ohms

Application Primary Secondary
Supra
Non-Turbo
Cold (1) .33-.52 8500-14,700
Hot (2) .42-.61 10,800-17,200
Turbo
Cold (1) .54-.84 (3)
Hot (2) .68-.98 (3)
(1) Cold is with temperature of 14-122°F (-10-50°C).
(2) Hot is with temperature of 122-212°F (50-100°C).
(3) Secondary ignition coil resistance cannot be measured.
V6 IGNITION COIL RESISTANCE - Ohms

Application Primary Secondary
Avalon, Camry & Sienna
Aisan Ign. Coil (1)
Cold (2) .70-.94 10,800-14,900
Hot (3) .85-1.10 13,100-17,500
Diamond Ign. Coil (1)
Cold (2) .70-.94 6800-11,700
Hot (3) .85-1.10 8600-13,700
Tacoma, T100 & 4Runner
Cold (2) .67-1.05 9300-16,000
Hot (3) .85-1.23 11,700-18,800
(1) This is the manufacturer of the ignition coil.
(2) Cold is with temperature of 14-122°F (-10-50°C).
(3) Hot is with temperature of 122-212°F (50-100°C).
V8 IGNITION COIL RESISTANCE - Ohms

Application Primary Secondary
Land Cruiser & LX470 (1) (1)
(1) Ignition coil resistance is not available.
Factory Service Tools

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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.

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