There's 7 different gasoline engines and 2 different diesel engine options. You need to give us the engine type first. The most common engine for that model / year is M116.965, which has a firing order of 1-5-4-8-6-3-7-2
I would ask Google.
Remove the tire and wheel from your 1986 Mercedes-Benz 420. Remove the brake pad spring and caliper. Reverse the process to install the new front brake pads.
1986 Pontiac Firebird 2.8 Liter Firing Order
The firing order for a 2.0 L. is 1423.
For a 1986 Mercedes 190E, the plug wires on the distributor cap should be arranged in the firing order of 1-3-4-2. The distributor cap connections start from the terminal for cylinder 1, which is typically located at the front of the engine, and follow the firing order clockwise. Ensure to connect each wire to the correct cylinder to maintain proper engine performance. Always double-check the firing order and wire placements before starting the engine.
The firing order is 1-3-4-2
1342
The firing order on a 1986 Chevrolet Celebrity V6 is: 1-2-3-4-5-6.
firing order is 1, 3, 4, 2 for a 86' B2000
order is 1,3,4,2
18436572
1,8,4,3,6,5,7,2