Why does my glow plug light stay on?

Why does my glow plug light stay on?

Your diesel vehicle is equipped with glow plugs, and also with a Glow Plug Light that will either come on and stay on, or flash or blink when a fault is detected by the ECU (engine management unit). When the Glow Plug Light comes on, the ECU stores information about the condition that has caused it to come on.

Can you clean and reuse glow plugs?

If you are asking about glow plugs that preheat diesel combustion chambers to help a diesel engine start in cold weather they cannot be cleaned in any way that would benefit. When they fail usually they lose the continuity inside or build up too much resistance and cleaning would do no good anyway.

When did the Ford 6.9 diesel engine come out?

6.9L IDI Ford Diesel: International began development of the 6.9 L in 1978. It was not until 1983 that Ford offered the 6.9 Diesel option in its 3/4 & 1-ton trucks. The 6.9 L displaced 420 cubic inches, features indirect injection (IDI), and had no turbocharger.

When did the Ford 6.9 L IDI change to 7.3 L?

By increasing the bore of the 6.9 L to 4.11 inches, the 7.3 L IDI was born. It replaced the 6.9 L in 1988. Like its predeccesor, the 7.3 L was naturally aspirated, indirect injected. In 1993, a turbocharged version of the IDI was introduced, but short-lived since the IDI was replaced mid-1994 by the 7.3 L Power Stroke.

What kind of injection system does Ford 6.9 L have?

The heart of the injection system on the 6.9 L was a Stanadyne DB2 rotary injection pump. By the time the 6.9 L reached production, engineers had tested the design for a combined 52,000 hours, and racked up 815,000 miles worth of field testing. By increasing the bore of the 6.9 L to 4.11 inches, the 7.3 L IDI was born.

Why are my Glow plugs not working properly?

The Ford/International 6.9L diesel is famous for this – it is advisable to consider replacement of the controller on this engine when replacing glow plugs. Another common cause of glow plug problems is the use of high-amperage battery chargers to “boost” start an engine.