Citroën C5

Technical specifications of air conditioning and 7 documented fault patterns from real workshop repairs.

Most Common A/C Problems

Blower vents emit warm air when A/C is turned on

High Priority98%
No cold air from vents
Details

Cabin blower does not work or works only on maximum speed

High Priority98%
No cold air from ventsBlower works only on highest speed
Details

Blower vents emit warm air when A/C is turned on

High Priority97%
No cold air from ventsIrregular A/C operation
Details

A/C cooling is weak and gradually loses performance

High Priority94%
Weak cabin coolingProblem appears while drivingFrost or ice on pipes under the hood
Details

A/C cooling is weak and gradually loses performance

High Priority98%
Weak cabin coolingAir conditioning works intermittentlyFrost or ice on pipes under the hood
Details

No airflow from specific vents or clicking noise behind dashboard

High Priority99%
No cold air from ventsDifferent temperature on both sides of the cabinFrost or ice on pipes under the hood
Details

Air conditioning stopped cooling / no response to AC button

High Priority98%
Air conditioning does not turn on
Details

A/C Technical Specifications

VariantRefrigerantAmount (g)OilOil (ml)
(III)R1234yf470gPAG YF PAO 68 AA1 lub PAG ISO 46 YF135ml
III 2,0 HDi (RHE/RHH)R134a525gSP 10 PAO 68 lub PAG ISO 46135ml
III 1,6 i/1,8 i/2,0 i/1,6 HDi/3,0 HDiR134a625gSP 10 PAO 68 lub PAG ISO 46135ml
III 2,0 HDi (RHF)R134a625gSP 10 PAO 68 lub PAG ISO 46135ml
II 2,2 HDi (DW12B)/2,7 HDiR134a525gSP 10 PAO 68 lub PAG ISO 46135ml
IIR134a625gSP 10 PAO 68 lub PAG ISO 46135ml
1,8 i/2,0 i/3,0 iR134a650 –700gSP 10 PAO 68 lub PAG ISO 46135ml
2,0 D HDiR134a650 –700gPlanetelf PAG 488 PAO 68 lub PAG ISO 150265ml
StandardR1234yf480-530gPAG YF ISO 46120 - 150ml
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Summary

Documented faults
7
Engine variants
9
Average confidence
97%