Weak caps mimic head gasket symptoms — quick cooling system checks for CV fleets entering hot season.

What you will gain from this guide

  • Caps are cheap compared to tow bills
  • Pressure test detects head gasket leaks early
  • Correct coolant mix prevents boil-over

Before Rajasthan summer, cooling system checks including cap pressure testing prevent route-cancelling overheating events on institutional fleets.

Test sequence

  • Pressure test cap at rated value
  • Inspect hoses for soft spots near clamps
  • Verify fan clutch or electric fan operation

Parts

  • Replace caps at rated pressure spec
  • Order coolant hoses before they burst
  • Use Maxxo Jet antifreeze at correct dilution

Need help with a part number or a fleet quote? Search the catalogue or get in touch — we deliver across India with GST invoices.

Ready to order parts?

Search by part number, browse offers, or contact our team for help identifying the right component.