KNOWN FAULTS · Ford

Ford Mustang (VII) common problems.

2024–2026 · Petrol

Sources are not verified in real time and no entry confirms that your car is affected.

2 known faults with sources

Engines: 5.0 V8 (Petrol)

Water in the lighting modules, fuel lines and campaigns on the Mustang (from 2024)Known weak points

Engine / equipment: Seventh-generation Ford Mustang (S650)
Period mentioned: 2024–2025
Symptoms: Headlights or tail-lights that fail; a smell of petrol; on manual cars, a campaign after two under-bonnet fires.
Possible cause described: Ford recalled over 115,000 2024–2025 Mustangs because water can enter the lighting modules through badly sealed body seams, 362 for low-pressure fuel lines damaged in production and about 8,200 manuals after two fires. Consumer Reports rates it below average for reliability.
Check for the garage: Check by VIN at the dealer that the campaign has been done.
Cost cited in the source: Free under the recall.A rough figure from the original database, not an up-to-date quote.

Engines: 5.0 V8 (Petrol)

Applies if: US bulletin (SSM 55072) for the Mustang 5.0 V8 built from 15/8/2025 to 1/12/2025; in Europe, ask the dealer.

Drivability faults and throttle codes from a spread terminal in the engine computer connector (2025–2026 Mustang 5.0)Powertrain and engine management

Engine / equipment: Seventh-generation Ford Mustang 5.0 V8 (the bulletin also covers the US 2.3 EcoBoost)
Period mentioned: 2025–2026 (US model years), built from 15/8/2025 to 1/12/2025
Symptoms: Various drivability faults and fault codes stored in the engine computer related to the throttle and accelerator pedal circuits.
Possible cause described: A spread terminal (one that does not grip) in the engine computer connector (C175B on the 5.0). Ford describes it in its technical message SSM 55072.
Check for the garage: Ask the workshop to check for loose terminals in the engine computer connector C175B and repair them according to SSM 55072.
Cost cited in the source: No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.