Vehicle recall 78V178000 · August 16, 1978
1977-1978 Peugeot 504
Water could accumulate between the mounting surface of the brake power booster unit and the front surface of the pedal support bracket to which it is attached.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Water could accumulate between the mounting surface of the brake power booster unit and the front surface of the pedal support bracket to which it is attached. After a period of time, the water could cause corrosion, which would hinder the free movement of the power booster piston in its guide channel.
- Remedy
- Dealer will inspect and, if necessary, replace the brake power booster without charge to owner.
- Notes
- Vehicle description: passenger vehicles.system: service brakes; power booster.consequences of defect: water accumulation could interfere with engine power.the rear brake lights mat remain lit, and brake pads and linings may overheat.loss of power assistance to the braking system could cause loss of vehiclecontrol and an accident.
Recall details
- NHTSA campaign
- 78V178000
- Reported to NHTSA
- August 16, 1978
- Filed by
- PEUGEOT, INC.
- Owner notification
- August 14, 1978
- Vehicles potentially affected
- 10,000
- Initiated by
- the manufacturer
- Components
- Service brakes, hydraulic › Power assist › Vacuum
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Peugeot 504 (1977-1978): 1978, 1977
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