1997 RENAULT MEGANE HEATER RUNNING COOL, ENGINE RUNNING COO

  • Tiny
  • Romeo18
  • 1997 RENAULT MEGANE

Heater problem
1997 Renault Megane 4 cyl Two Wheel Drive Manual 100, 00 miles

HEATER DELIVERS SLIGHTLY WARM AIR ONLY AT HOTEST SETTINGS. ENGINE RUNS TO NORMAL TEMPERATURE STATIONARY BUT TEMP DROPS LOW WHEN DRIVEN AROUND. NEVER OVERHEATS DOES NOT LEAK OR USE WATER, HEATER CONTROLS SEEM TO WORK PROPERLY FAN ETC
TRIED BLEEDING SYSTEM WITH BLEED VAVLE UNDER BONNET, NO CHANGE. BEEN LIKE THIS FOR COUPLE OF YEARS BUT WE CAN NOW FEEL THE COLD!

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Friday, December 12th, 2008 AT 8:34 AM

1 Reply

  • Tiny
  • Dave H
  • EXPERT
  • 13,535 POSTS

Heater core is probably blocked. Remove heater core hoses and use hose pipe to rinse through.. Refill coolant system ensuring no air gets into sytem and re-test heater?

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Saturday, December 13th, 2008 AT 10:12 PM

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