TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
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IG/Ignition System6 / 26
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INSPECTION OF HIGH-TENSION CORDS — MK3 Supra Ignition System, page 6
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INSPECTION OF HIGH-TENSION CORDS 1. REMOVE HIGH-TENSION CORDS (a) Disconnect the throttle body. • Disconnect the air cleaner hose. • Remove the throttle body bracket(s). • Disconnect the accelerator connecting rod. • Disconnect the PCV hose. • Remove the four bolts and pick up the throttle body. (b) Carefully remove the high-tension cords by their rubber boots from the spark plugs. NOTICE: Pulling on or bending the cords may damage the conductor inside. WRONG CORRECT 2. INSPECT HIGH-TENSION CORD RESISTANCE Using an ohmmeter, measure the resistance without disconnecting the cap. Maximum resistance: 25 kΩ per cord If resistance exceeds maximum, check the terminals. If necessary, replace the high-tension cord and/or distributor cap. 3. INSTALL HIGH-TENSION CORDS (a) Install high-tension cords. (b) Install the throttle body. • Install the throttle body with the four bolts. • Connect the PCV hose. • Connect the accelerator connecting rod. • Install the throttle body bracket(s). • Connect the air cleaner hose.