Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Performance Test

Condition
- All doors and windows should be closed.
- Engine speed should be 1500-2000 rpm.
- All panel vents should be open.
- ACC: "LO" should be selected on the ACC unit (maximum fan speed, distribution flap in VENT position and recirculation on).
- Manual A/C: Fan speed 4.
- Manual A/C: Distribution flap in "VENT" position.
- Manual A/C: Recirculation.
- Manual A/C: Heater controls on full cooling.
- Take a temperature reading 100 mm inside the centre panel vent. Take the reading when five minutes have elapsed.

Readings
- The temperature should be between 6 °C and 12 °C. The difference between turn-on and turn-off should be between 3 °C and 6 °C.
- For pressure measurement, refer to "Draining and Filling of Refrigerant". Service and Repair