Fuel System Fault Analysis Cases
Comprehensive fuel system diagnostics including fuel pump failures, delivery issues, fuel economy problems, and injection system faults.
Browse by Specific Problem
1998 Jeep Wrangler Fuel Pump Diagnosis
1998 Jeep Wrangler
The owner replaced the fuel pump and sending unit on their 1998 Jeep Wrangler due to a code for bad fuel level. After the replacement, the vehicle won...
View Analysis →
2003 Honda CR-V A/C System Diagnosis
2003 Honda CR-V
The owner reports that the A/C system of their 2003 Honda CR-V is not functioning properly. They have replaced the entire A/C system with aftermarket ...
View Analysis →
Coolant Leak Diagnosis for 2002 Saturn SL
2002 Saturn SL
The owner reports a coolant leak in their 2002 Saturn SL after previously replacing a bad cap that allowed the system to hold pressure. On a recent dr...
View Analysis →
1997 Honda Accord LX Unexpectedly Dies
1997 Honda Accord LX
The owner reports that their 1997 Honda Accord LX is experiencing unexpected stalling while driving. This issue occurs intermittently, with no clear p...
View Analysis →
EVAP System Preventing Fuel Tank Filling
2003-2021 Chevrolet Express
The owner has a Chevrolet Express motorhome that is having issues filling the fuel tank. Whenever attempting to fill the tank, the gas immediately com...
View Analysis →
1986 Ford F-150 Rough Idling Diagnosis
1986 Ford F-150
The owner reports that their 1986 Ford F-150 with a 302 V8 engine is experiencing rough idling. Initially, the issue included stalling at stoplights, ...
View Analysis →
Fuel Pump Replacement Issue Diagnosis
1981 Dodge Diplomat
The owner of a 1981 Dodge Diplomat reports that the vehicle will not start unless gasoline is poured directly into the carburetor. After checking the ...
View Analysis →
Fuel Injection Issue: No Fuel from Injectors
1996 GMC Jimmy
The owner of a 1996 GMC 4.3L Jimmy reports a fuel injection issue where there is no fuel delivery from the injectors. They tested power to each inject...
View Analysis →
Check Engine Light On, Speedometer and Gas Gauge Inoperative
2003 Saturn Vue
The owner reports that their 2003 Saturn Vue, which usually runs well, has had the check engine light come on, and both the speedometer and gas gauge ...
View Analysis →
Intermittent Stalling Due to Fuel Pressure Issues
1995 Nissan Maxima SE
The owner of a 1995 Nissan Maxima SE with a 3.0L engine reports intermittent stalling and stuttering while driving. The issue tends to worsen as the f...
View Analysis →
Poor Gas Mileage and Engine Vibration Diagnosis
2000 Toyota Celica
The owner of a 2000 Toyota Celica reports significantly poor gas mileage and excessive engine vibration, especially noticeable while idling at stoplig...
View Analysis →
Air Filter Replacement for 2004 Ford Focus 2.3L
2004 Ford Focus
The owner recently purchased a 2004 Ford Focus ZTS with a 2.3L I4 PZEV engine. They noted that the owner's manual mentions an air filter sensor instea...
View Analysis →
2000 GMC Jimmy Fuel Pressure and MAF Sensor Diagnostics
2000 GMC Jimmy
The owner of a 2000 GMC Jimmy is experiencing issues with fuel pressure readings at the schroeder valve, measuring 47 PSI with the key on and 50 PSI w...
View Analysis →
2000 Chevy 2500 Van Intermittent No-Start Issue
2000 Chevy 2500 Van
The owner of a 2000 Chevy 2500 van with a 4.3L engine reports intermittent no-start issues. The vehicle dies and won't restart for a week before the p...
View Analysis →
1996 Ford F-250 Fuel Injector Issues and Diagnostics
1994-1997 Ford F-250
The owner of a 1996 Ford F-250 with a 7.3L diesel engine reports intermittent no-start conditions and reduced power. The owner has tested fuel pressur...
View Analysis →
1999 Ford Focus Windscreen Washers Not Operating
1999 Ford Focus
The owner reports that the windscreen washers on their 1999 Ford Focus have stopped functioning after exposure to cold weather. They attempted to use ...
View Analysis →
2001 Chevy Silverado No Fuel Pump Kick In
2001 Chevrolet Silverado
The vehicle owner reports that their 2001 Chevy Silverado is experiencing an issue where the fuel pump does not activate. The problem occurs when atte...
View Analysis →
2000 Chevy Monte Carlo Floating Fuel Gauge Diagnosis
2000 Chevrolet Monte Carlo
The owner has a 2000 Chevy Monte Carlo with approximately 75,000 miles, experiencing an issue with the fuel gauge. The gauge only seems accurate when ...
View Analysis →
Page 7 of 8 - Showing automotive fault analysis cases