9-5 Linear (9600) L4-2.3L Turbo (2.3t) (2004)
Air Door Actuator / Motor: Customer Interest
A/C - Hard To Maintain Passenger Side Temperature
Bulletin Number: 854-2580
Date: April 2006
Market: all
ACC has difficulty controlling and maintaining the temperature on the passenger side
Cars affected
Saab 9-5 M04 -
LHD: from and including Vehicle Identification Number 43010217
RHD: from and including Vehicle Identification Number 43013833
Background
The air mixing damper (heater damper) shaft may crack at which temperature control operates unsatisfactorily. This may also be intermittent.
The diagnostic trouble codes B2295 and B2495 may be generated (up to and including Vehicle Identification Number 43014440).
The following method can only be used if the air mixing damper shaft is cracked in the outer end to the stepping motor. In other cases, see TSB
854-2411 ed. 2 (US/CA) or 854-2396 ed. 2 (other markets) respectively.
In the case of customer complaint the air mixing damper shaft must be checked in accordance with the following method.
Symptom description
ACC has difficulty controlling and maintaining the temperature on the passenger side.
Parts required
12 765 864 Shaft, heater damper motor
Procedure
1.
Clear any diagnostic trouble codes using Tech2.
2.
Start the engine.
3.
Select panel setting on the ACC panel. Check that the panel vents are in the open position.
4.
Wait until the system has stabilized (approx. 30 seconds) and then set the temperature to LO on both the driver's and passenger side.
5.
Use your hand to check that air is flowing from the panel vents.
6.
Select defroster setting.
7.
Wait until the system has stabilized (approx. 30 seconds) and then use your hand to check that air is flowing from the vents above the dashboard.
8.
Repeat the check in accordance with steps 3 to 7.
9.
If the air flow is not changed but still blows from the same air vents then the fault is in the air distribution damper. For remedy see TSB 854-2461
(US/CA) or TSB 854-2450 (other markets) respectively.
10.
Switch off the engine.
11.
Remove the glove box in accordance with WIS - Body - Interior equipment - Adjustment/Replacement - Glove box.
12.
Unplug the lower stepping motor connector (air mixing damper).