1990 Tioga E-350 no start - check battery, fuel pump operation, spark in that order. Listen for fuel pump hum with key on. Check inertia switch reset button. Common failures are fuel pump relay and ignition module.
Essential guide for Ford E-Series Class C motorhome chassis covering suspension, maintenance, and common issues.
The inertia cutoff switch on a 2011 Ford E450 Freedom Elite is often located behind the driver's side kick panel upper section, under the dashboard near the brake pedal, or integrated into the PCM. Some models may not have a traditional switch.
Your 1988 E350 Class C with 460 EFI has spark, fuel pressure, and timing but won't start even with ether - this points to either a faulty Mass Air Flow sensor, clogged injectors, or ECM failure. The fact that ether doesn't help is the key diagnostic clue here.
The inertial fuel shutoff switch on a 2006 Fleetwood Tioga is typically located either in the driver's side kick panel, under the dashboard near the brake pedal, or in the engine compartment near the fuel pump relay box.
F53 inertia switch is on passenger side - either on frame rail near fuel tank, inside cab on passenger kick panel, or front by firewall. It is NOT on steering column. Look for small plastic unit with reset button. Press firmly to reset after bump trigger.
Check inertia switch first on 1994 Ford 460 - this cuts fuel pump power after impact and has reset button. Usually on drivers side kick panel. Also check fuel pump relay by swapping with similar relay. Do not rely on jumper wire long-term.