How to adjust fuel injection timing on 1982 F body?
How to adjust fuel injection timing on 1982 F body?
A 9/16″ or 14mm open end wrench. Warm up your engine to normal operating temperature. Shut off your engine. Disconnect the tan wire with a black stripe that comes out of the harness near the heater box.
Where is the timing mark on a fuel injected car?
If you still can’t read what’s on your timing mark: Assuming you are standing in front of your car, facing the engine, the “valley” of the biggest of the v-shaped notches should be zero degrees. The Vs are upside down when you look at them from the front of the car.
Do you need a timing light to adjust your timing?
You MUST definitely use a timing light to adjust your timing correctly. You definitely CAN’T do this correctly just by turning your distributor and guessing. If you just guess when you retard the timing so far that you can’t hear any pings doesn’t mean anything. Most of the time you won’t be able to hear any ping/knock, but your knock sensor will.
A 9/16″ or 14mm open end wrench. Warm up your engine to normal operating temperature. Shut off your engine. Disconnect the tan wire with a black stripe that comes out of the harness near the heater box.
If you still can’t read what’s on your timing mark: Assuming you are standing in front of your car, facing the engine, the “valley” of the biggest of the v-shaped notches should be zero degrees. The Vs are upside down when you look at them from the front of the car.
You MUST definitely use a timing light to adjust your timing correctly. You definitely CAN’T do this correctly just by turning your distributor and guessing. If you just guess when you retard the timing so far that you can’t hear any pings doesn’t mean anything. Most of the time you won’t be able to hear any ping/knock, but your knock sensor will.
What’s the best way to adjust engine timing?
The only way a timing adjustment does make sense is: Adjust it using a timing light and hook up a scanner/winaldl and check for knock counts under all driving conditions. If the engine does knock/ping, retard it in 2* increments. A 9/16″ or 14mm open end wrench.
How to check the timing on a fuel injected car?
Point your light at the timing mark and check your setting. Watch the timing light’s wires. If they come in contact with the drive belt/accessories while the engine is running you could get seeriously injured. If you can’t read your timing mark because of rust/dirt, stop your engine and clean it using sanding paper (PITA).
