Honda Accord 2008 Manual page 1875

07/11/02 09:39:19 61TA0000_210_0011
Heating/Air Conditioning
General Troubleshooting Information (cont'd)
Example of DTCs Indication Pattern (DTC 2 and 4)
＊０３
Recirculation
indicator
comes on
Recirculation
indicator
goes off
DTC (Recirculation
Indicator Blinks)
*1: 4-door with M/T, 2-door
*2: 4-door with A/T
Clear the DTCs
When the problem is repaired, DTCs will automatically clear.
Max Cool Position Function
When the mode control button is in the MAX A/C position, the HVAC control unit will automatically select the
recirculation mode and turn the A/C on. If the recirculation switch is pressed when in MAX A/C, MAX A/C turns off. If
A/C is pressed when in MAX A/C, the A/C turns off.
21-10
0.3 sec 0.3 sec
Recirculation or
A/C indicator
comes on
Recirculation or
A/C indicator
goes off
Self-diagnostic begin
1 An open in the air mix control motor circuit (see page 21-18)
2 A short in the air mix control motor circuit (see page 21-19)
3 A problem in the air mix control linkage, door, or motor circuit (see page 21-20)
1
4 An open in the mode control motor circuit (see page 21-22)
1
5 A short in the mode control motor circuit (see page 21-23)
1
6 A problem in the mode control linkage, doors, or motor circuit (see page 21-24)
1
7 An open in the recirculation control motor circuit (see page 21-26)
1
8 A short in the recirculation control motor circuit (see page 21-27)
1
9 A problem in the recirculation control linkage, door, or motor circuit (see page
21-28)
2
10 An open or short in the mode control circuit (see page 21-30)
2
11 A problem in the mode control linkage, doors, or motor circuit (see page 21-32)
12 A problem in the blower motor circuit (see page 21-33)
13 HVAC control unit internal error (see page 21-37)
14 An open in the evaporator temperature sensor circuit (see page 21-37)
15 A short in the evaporator temperature sensor circuit (see page 21-39)
0.3 sec
0.3 sec
1.5 1.5
sec sec
Self-diagnostic finished
Detection Item
3.0 sec