Step
| Action
| Normal Results
| Abnormal Results
|
1
|
- Start the engine.
- Press the Heater A/C control OFF button.
|
- The outside temperature is displayed.
- The blower does not run.
|
DTC Table
|
2
|
- Press the AUTO button.
- Turn the temperature knob until the temperature displays 15°C
(60°F).
|
- The blower runs at maximum speed.
- The air flows from the panel outlets.
- The A/C illuminates.
- The engine idle speed increases.
- The compressor turns ON.
- The air flow becomes cold.
- The engine coolant fan may operate
|
DTC Table
|
3
| Turn the control knob to LOW SPEED
|
- Turn the knob to decrease the blower speed.
- The blower speed is displayed.
- The blower operates at the speed attained when the knob was released.
|
DTC Table
|
4
| Turn the fan control knob to HIGH SPEED
|
- Turn the knob to increase the blower speed.
- The blower speed is displayed.
- The blower operates at the speed that was attained when the knob
was released.
|
DTC Table
|
5
| Press the button
|
- The engine idle speed decreases.
- The compressor turns off.
- The air flows from the panel outlets.
- The air may start to warm.
|
DTC Table
|
6
|
- Press the AUTO button.
- Change the temperature control until the temperature displays
32°C (90°F).
| The air flows from
the floor outlets.
The air flow becomes warm.
|
Air Temperature Control Inoperative
|
7
| Change the temperature control until the temperature displays 24°C
(75°F).
|
- The temperature display drops one degree at a time and stops at
24°C (75°F).
- The blower speed reduces as the temperature approaches 24°C
(75°F).
- The A/C system maintains the temperature at approximately 24°C
(75°F).
- The air flows from the panel and floor outlets when the temperature
is near 24°C (75°F) and the control selector is put in the BI-LEVEL
position.
|
Air Temperature Control Inoperative
|
8
| Place the
mode selector in the DEF position.
| The air flows from the windshield outlets.
|
Defrost Air Inoperative
|
9
| Place the mode selector in the DEFOG position.
| The air flows from the panel,
floor and windshield outlets.
|
Defrost Air Inoperative
|
10
| Place the mode selector in the UPPER position.
| The air flows from the panel outlets.
|
Instrument Panel Outlets Inoperative
|
11
| Place the mode selector in the LOWER position.
| The air flows
from the floor outlets.
|
Heated Air Inoperative
|
12
| Place the
mode selector in the VENT position.
| Outside air flows from the panel outlets.
|
Air Recirculation Always On
|
13
| Place the mode selector in the RECIRC/MAX position.
| Inside air is recirculated
through the panel and floor outlets.
|
Air Recirculation Inoperative
|