vehicle diagnostic and repairDiesel engines don't have spark plugs or an ignition system of any kind so it's up to the glow plugs to get it going when the en
Connect one multimeter test lead to a ground on the engine (preferably near the glow plug). Connect the other lead to the (power supply) terminal on the top of the glow plug. Read the result off the multimeter display. Note that a resistance of less than 6Ω usually means the glow plug is ‘good’. Turn off the glow plugs.
sgnimj96 said: You can rig a jump wire pretty easy to see if the glow plugs actually work. Fix a 12 gauge or bigger wire to the (right) screw of the big GP fuse on the firewall, the other end of that wire just hangs loose. Touch the loose end by hand. to the + battery post to jump the glow plugs.
At starting motor relay (gasoline engine) Alternator 130 A (2) 12 Ga. fuse links: At starting motor relay (diesel engine) Powertrain control module: 20A maxi fuse: Power distribution box: Fuel pump: 20A maxi fuse: Power distribution box: Headlamp switch: 40A maxi fuse: Power distribution box: Diesel glow plugs (2) 14 Ga. fuse links: At starting
After hard starting (see other videos) I first replaced the glow plugs - didn't help much. Now I replace the glow plug timer relay (NGK part number S81NF
Heater blower relay: 5: 60 A: Passenger compartment fuse box supply (battery) 6: 30 A: Power door locks (body control module) 7: 60 A: Passenger compartment fuse box supply (ignition relay) 8: 60 A: Glow plug relay (diesel) 9: 30 A: Automatic transmission module: 10-Not used: 11: 30 A: Starter relay: 12: 15 A: High beam relay: 13-Not used: 14
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ford focus mk2 glow plug relay location
