TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
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IG/Ignition System16 / 26
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INSPECTION OF CAM POSITION SENSOR — MK3 Supra Ignition System, page 16
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IG-16 IGNITION SYSTEM — On-Vehicle Inspection (7M-GTE) INSPECTION OF CAM POSITION SENSOR NE Pickup G1 Pickup G2 Pickup 1. INSPECT AIR GAPS Using a feeler gauge, measure the gap between the signal rotor and pickup coil projection. Air gap: 0.2 — 0.4 mm (0.008 — 0.016 in.) If the gap is not within specification, replace the cam po- sition sensor. 2. INSPECT PICKUP COILS Using an ohmmeter, check resistance of the pickup coil. G1 pickup coil resistance: G1 — G⊖ 140 — 180 Ω G2 pickup coil resistance: G2 — G⊖ 140 — 180 Ω NE pickup coil resistance: NE — G⊖ 140 — 180 Ω If the resistance is not within specification, replace the cam position sensor.