Best current price£39.95from OnBuy.com
Shopping.co.uk recommended and popular offers
OnBuy.com£39.95Visit shop Coolant Expansion Tank Reservoir With Cap & Sensor For Audi Q7 (06-15) 5056167430544
Visit shop1 offer from £39.95
View price history by clicking the chart icon.
This guide is for vehicle owners and mechanics seeking a reliable replacement for their coolant expansion tank reservoir. The key benefit is its integration with a coolant level switch connection, ensuring proper system monitoring. A potential caveat is the specific D-shape connector, requiring careful compatibility checks. This reservoir is designed to hold excess coolant and maintain optimal engine temperature, featuring a durable construction and a 2-pin connector.
| Model Part Number | NULL |
|---|---|
| Brand | D2P |
It serves as a temporary storage for engine coolant that expands when hot and contracts when cold, maintaining system pressure and preventing coolant loss.
It means the reservoir has a port and electrical connection designed to accommodate a sensor that monitors the coolant level, triggering a warning light if it gets too low.
You must verify that the connector shape (D-Shape) and number of pins (2-Pin) match your vehicle's existing coolant level sensor connector. It's recommended to consult your vehicle's service manual or a parts catalog.
While not always mandatory, it is good practice to flush and refill the cooling system with fresh coolant when replacing major components like the expansion tank to ensure optimal performance and prevent contamination.
Always use the coolant type recommended by your vehicle manufacturer. Using the wrong coolant can damage the system and may affect the performance of the level sensor.
A consistent drop in coolant level indicates a leak somewhere in the cooling system, not necessarily a fault with the new reservoir itself. Inspect all hoses, connections, the radiator, water pump, and head gasket for leaks.
The bleeding procedure varies by vehicle. Generally, it involves running the engine with the heater on high and the bleed screws open (if equipped) until a steady stream of coolant emerges, indicating all air has been removed.
Ensure the 2-pin D-shape connector is fully seated and making proper contact. Verify that the vehicle's wiring harness is not damaged. Check that the correct type of coolant is used, as some sensors can be sensitive to coolant composition.
Inspect all hose connections to the reservoir for tightness and proper seal. Check the reservoir body for any visible cracks or damage. Ensure the cap is securely fastened and the seal is intact.
Check for air pockets in the cooling system and perform a proper bleed procedure. Inspect hoses for any blockages or collapse. Ensure the thermostat is functioning correctly and the radiator is not clogged.
Double-check that you have the correct D2P reservoir for your vehicle's specific connector type. Ensure no debris is obstructing the connector pins on either the reservoir or the vehicle's harness.
Compatibility Check:
Before installation, carefully verify that the D-shape, 2-pin connector matches your vehicle's existing coolant level sensor connector. Cross-reference part numbers and vehicle fitment guides to ensure a perfect match.
Installation:
Care:
Regularly inspect the coolant level in the reservoir. Check for any signs of leaks, cracks, or damage to the tank or hoses. Maintain the coolant mixture at the recommended ratio for your climate. Periodically clean the exterior of the reservoir to monitor its condition.
