Fuel Gauge stuck on full
On our 2002 Fleetwood Southwind 32VS, F53 chassis, the fuel gauge always shows full, except when engine is turned off. With engine off, needle goes to empty. RV runs/operates fine otherwise. This j...
Forum Discussion
PaulJ2 wrote:wa8yxm wrote:
Stuck float or short on the gage line.. For the most common gage those are the only options. There is one other gage style but the fact that it moves to zero when you turn off suggests you don't have that one (it does not move when turned off).
X2 short to ground gauge reads full, an open on the wire gauge reads empty.
Read my post above!!!!!
Unless Ford reversed what it did in 2000, high resistance (over 160 ohms like an open circuit) drives the gauge to FULL. Shorting the wires together (20 ohms or less like a short) will show on the gauge as an EMPTY tank!
