Cooling system for gasoline engines Peugeot 305

Cooling system specification
System type: Sealed, with water pump and cooling fan System capacity (together with the heater) — 5.8 l Coolant specification - Antifreeze acc. BS 3151, 3152 Thermostat Type - With wax capsule Location: Upper left side...

General description of the cooling system
The cooling system is of the thermosiphon type and has an auxiliary water pump. The pressure in the system is achieved by means of a valve in the radiator cap. The main components of the system are the radiator, water...

Draining the coolant
1. When the engine is cold, remove the radiator cap by turning it counterclockwise. When the engine is hot, first loosen the plug slightly to relieve pressure from the system. The cork should be handled through a rag to...

Flushing the cooling system
1. Every 2 years, drain the coolant, thoroughly flush the system and fill it with fresh coolant. This needs to be done because deposits, rust and scale build up in the system and if they are not removed the engine will...

Filling with coolant
1. Check the condition and reliability of all cooling system hoses. Check that the drain cock is securely closed and that the heater control is in the HOT position (maximum heating). 2. Slowly pour coolant into the...

Water Pump Drive Belt — removal and installation
1. If the water pump drive belt is worn or stretched, it should be replaced. However, most often the belt has to be changed because it breaks, so it is recommended to always have a spare belt with you in the car just in...

Antifreeze mixture
1. In cold climates, when the air temperature can drop below zero, it is advisable to use a mixture of antifreeze and water in the cooling system. Antifreeze not only prevents the coolant from freezing, but also...

Coolant temperature gauge and sensor
1. If the coolant temperature gauge gives incorrect readings, then you should check the gauge itself, the temperature sensor, the connecting wiring and the contact points. 2. First check that the wires are not broken...

Low Coolant Level Sensor (General Information)
1. The low coolant level sensor, found on some late models, is located on the side radiator tank. The sensor consists of a float, a magnet and a sealed magnetically controlled contact (reed switch). 2. The sensor cannot...

Water Hose Clamps (All Models)
1. Clamps installed on water hoses during factory assembly are disposable. After tightening the clamps, their free ends are clamped with a loop. 2. To remove such a clamp, you should either open the loop with a...

Cooling system troubleshooting
The engine gets very hot (check if the temperature gauge is giving correct readings) Low coolant level (for example, due to a leak) The drive belt is broken or slipping Low engine oil level or wrong grade of oil...

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See similar information for other Peugeot models

➨ Power unit: Cooling and heating Peugeot 106 (1991-2003)
➨ Power unit: Cooling system Peugeot 207 (2006-2014)
➨ Power unit: Cooling and lubrication system Peugeot 405 (1987-1997)
➨ Power unit: Cooling and heating Peugeot 605 (1989-2000)
➨ Diesel engine: Cooling system (DB9) Peugeot J5 (1981-1993)

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