Hi, So i have a 1.4 fiat punto grande. About a month ago this warning light pops up fuel cut off switch. Along with that warning light the doors lock and unlock continuously untill the warning light just goes away on its own. Then it will come back and go. And this repeats. The aa had a look. Ran it through thier diagnostics and found nothing. Step 4: Open the vehicle’s hood to disconnect your battery. Take the ground cable off of the battery’s negative post disabling the power to the fuel pump and sending unit. If your switch is under the dash: Step 5: Locate the fuel pump shut off switch under the dash. Remove the harness attached to the switch. My Fuel pump is not working. Checked voltage thru cable, reading is none when switched on. But when switched off, it showed a blinking 12V for a split second and back to 0V. Searched thru the forums and found some suggestive ideas: 1. Check for cut off switch. My question: Where is the exact location? 2. Check for fuel pump relay. FUEL CUT-OFF SWITCH Door unlocking in the event of a crash The car is fitted with a safety switch that In the event of a crash that triggers the fu- in the event of a crash comes into opera- el cut-off switch, the doors will unlock au- tion by cutting off fuel and turning off the tomatically to enable getting into the car engine as a consequence. One sign of a bad ignition switch, is the instrument panel not lighting up, when the key is turned. On the other hand, this could also be, the sign of a dead battery. So, always check and confirm the is fully charged, before condeming the ignition switch. The ignition switch is also used, to lock the steering wheel, when the key is removed. Where is fuel cut off switch for fiat ulysse 2003 diesel? location of fuel cut off switch. Your fiat punto s 60 heater is not working what could be the cost? Anti-Lag, or ALS, is a system that works with turbocharged engines to keep the engine pressurized with boost. TL;DR: It keeps your turbocharger spinnin’ so when you get onto the gas, all the Steps to Locate and Reset Fuel Cut-Off Switch on Ford Fiesta (For Other Cars, Keep Reading) To locate the fuel pump reset switch, one should take the following steps: Open the glove compartment. Pull out the glove compartment by pressing its left side toward an inner section. Look for a device with either a red button or yellow rubber cap. When it is running, it runs normal and cuts out like when you turn the key off. One time when it cuts out I wait about one hour and I pushed the fuel rail schrader valve and the was a little squirt of fuel. I allways thought that if there is 3 bar of pressure, it squirts a lot of fuel. Then I cycle key one time and again tested schrader valve. Intermittently cutting out and then refusing to start. Didn't log any fault codes although the engine lite came on. Turned out to be the fuel pump. Must have got something stuck internally. When it won't start make sure you can hear the fuel pump come on when you turn on the ignition. ys8t.