FixVault

Test 52, Check C1, C2 & C3 At Coil Pack

Turn key off, and disconnect ECA. Disconnect coil pack from coil pack tee, leaving EDIS diagnostic cable connected to vehicle harness connector. Set DVOM to 20-volt scale. Turn key on, but leave engine off. Measure voltage between breakout box pins No. J7 (BAT -) and J3 (C1), J7 and J6 (C2) and J7 and J10 (C3). If each voltage reading is greater than 0.5 volt, go to next test. If each voltage reading is less than 0.5 volt, go to TEST 54.