Volvo Coupes/Sedans/Wagons 1970-1989 Repair Guide

Firing Orders

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See Figures 1, 2, 3, 4 and 5

To avoid confusion when replacing wires, remove and tag them one at a time.



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Fig. Fig. 1: B21F, B23 and B230 series engines-NL-> Engine Firing Order: 1-3-4-2-NL-> Distributor rotation: clockwise



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Fig. Fig. 2: B20 engine-NL-> Engine Firing Order: 1-3-4-2-NL-> Distributor rotation: counterclockwise



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Fig. Fig. 3: B30 engine-NL-> Engine Firing Order: 1-5-3-6-2-4-NL-> Distributor rotation: counterclockwise



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Fig. Fig. 4: B27, B28 and BZ80 series engines-NL-> Engine Firing Order: 1-6-3-5-2-4-NL-> Distributor rotation: clockwise



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Fig. Fig. 5: D24 and D24T diesel engines-NL-> Engine Firing Order: 1-5-3-6-2-4-NL->

 
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