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Heater & Airconditioner/Ventilator • HVAC System (Heater, Ventilator and A/C) • Evaporator Sensor • Inspection 2015 Subaru Forester

generation: → 2011 - 2016Release year → 2015 ✔ engine size → 2L ✔      add to compare      read later

HVAC SYSTEM (HEATER, VENTILATOR AND A/C) > Evaporator Sensor

INSPECTION

On- the vehicle inspection

Preparation tool:

SUBARU SELECT MONITOR III KIT

Circuit tester

Thermometer and hygrometer

1. Prepare the vehicle.

NOTE:

Check that the ambient temperature is 25 — 40°C (77 — 104°F) and that the humidity is 30% — 80%.

• Place the vehicle in the workshop or in the shade and windless condition.

• Open all windows.

2. Set the vehicle to the following conditions.

Item

Condition

Engine

Idling

Air vent grille

Shutter is fully open.

A/C switch

OFF

Temperature adjustment dial

LO (MAX COOL)

FRESH/RECIRC switch

CIRC

Air flow control dial or switch

VENT

Fan dial

Auto A/C model: 5/7 level

Manual A/C model: 3/4 level

3. Using the Subaru Select Monitor, check «Evaporator Temperature».

NOTE:

For detailed procedures, refer to “PC application help for Subaru Select Monitor”.

(1) Idle the engine for 15 minutes, and then compare the air flow outlet temperature with «Evaporator Temperature».

NOTE:

For outlet opening temperature, measure the average temperature of center grille assembly and side grille assembly.

(2) Do the air flow outlet temperature and «Evaporator Temperature» differ by 3°C (5.4°F) or more?

• Yes ? Go to step 4).

• No ? Evaporator sensor is normal.

4. Check the evaporator sensor.

(1) Disconnect the evaporator sensor connector.

(2) Is the resistance between terminals of evaporator sensor within standard value?

2015 Subaru Forester Heater & Airconditioner/Ventilator • HVAC System (Heater, Ventilator and A/C) • Evaporator Sensor • Inspection

Terminal No.

Inspection conditions

Standard

1 — 2

-20°C

15.37 — 16.62 k?

-15°C

12.09 — 12.87 k?

-10°C

9.576 — 10.05 k?

-5°C

7.636 — 7.899 k?

0°C

6.132 — 6.256 k?

5°C

4.891 — 5.057 k?

10°C

3.928 — 4.113 k?

15°C

3.174 — 3.366 k?

20°C

2.581 — 2.77 k?

25°C

2.111 — 2.292 k?

30°C

1.737 — 1.907 k?

35°C

1.437 — 1.595 k?

40°C

1.195 — 1.34 k?

• Yes ? Evaporator sensor is normal.

• No ? Replace the evaporator sensor.

    2017-02-20 18:50:34    2017-05-11 10:18:39




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