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IGNITION SYSTEM ENGINE ELECTRICAL 16-33 ON-VEHICLE SERVICE IGNITION COIL (WITH BUILT-IN POWER TRANSISTOR) CHECK <4G63> M1163001200409 Check by the following procedure, and replace if SECONDARY COIL RESISTANCE CHECK Measure the resistance between the high-voltage Standard value: 8.5 − 11.5 k Ω PRIMARY COIL AND POWER NOTE: . • An analogue-type circuit tester should be used. • Connect the negative (-) prove of the circuit tester CAUTION This test must be performed quickly (in less than 10 seconds) to prevent coil from burning IGNITION COIL (WITH BUILT-IN POWER TRANSISTOR) CHECK <4G69> M1163001200391 Check by the following procedure, and replace if SECONDARY COIL RESISTANCE CHECK NOTE: It is impossible to check the secondary coil plug to the ignition coil. 3. Connect the ignition coil connector. crank the engine. 5. Check that spark is produced between the electrodes of the spark plug. 6. If no spark plug is produced, replace the ignition coil with a new one and recheck. 7. If spark is produced with the new ignition coil, replace the old one as it is faulty. If no spark is AKX01264 1.5 V power supply − 3 Continuity between 1 −
2 When current is flowing Continuity When current is not No continuity AK202356 1 2 3 AE 1.5 V – + – + |