PRE-RELEASE
(291-2338) Low output and rattling from turbocharger
Symptom: Low engine power output, little movement on the turbo pressure gauge and rattling from the turbocharger. CHECK ENGINE lamp on Diagnostic trouble code P1105
| SERVICE INFORMATION | |
| Bulletin Nbr: | 291-2338 |
| Date: ........... | Februari 2002 |
| Market: | US, CA |
| Low output and rattling from turbocharger |
| Cars affected |
All Saab 9-3 with B205E and B205E engines
| Background |
On certain cars, the clip holding the turbocharger pushrod to the arm on the wastegate valve can come looses. If the clip comes off, the pushrod can slide off the pin on the wastegate valve arm. As a result, boost pressure control will not function and the valve disc will cause a rattling from the turbocharger.
In the case of customer complaint proceed as follows.
Symptoms
Low engine power output, little movement on the turbo pressure gauge and rattling from the turbocharger.CHECK ENGINE lamp on
Diagnostic trouble code P1105
| Parts required |
91 85 497 (CA: 30567751) Stainless steel clip
79 87 415 (CA: 30588378) O-ring
nuts for the catalytic converter, if required
| Procedure |
| 1. |
Undo the hose clip on the charge air pipe and the screw on the bypass pipe. Move aside the bypass pipe.
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| 2. |
Remove the heat shield.
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| 3. |
Gently tap the valve arm using a screwdriver to coax it back into its original position (anticlockwise).
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| 4. |
If the valve arm does not return to its original position following the method above, unplug the oxygen sensor connector and remove the primary catalytic converter, or, disconnect the front exhaust pipe from the turbocharger. Otherwise, only perform steps 8, 10 and 11.
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| 5. |
Press the tip of a screwdriver against the top right part of the valve disc while pressing in the valve spindle and raising the valve arm with your hand.
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| 6. |
Press the tip of a screwdriver against the valve disc while pressing in the valve spindle and turning the valve arm further to pass the edge of the exhaust turbine.
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| 7. |
If it is difficult to pass this edge, carefully file down the edge that hinders the valve disc with a round file. Check that the valve disc is undamaged.
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| 8. |
Connect the arm to the pushrod and secure it with the new clip specified above.
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| 9. |
Fit the primary catalytic converter and plug in the oxygen sensor, or fit the front exhaust pipe. Grease the studs with 30 20 971 thread paste.
Tightening torque 24 Nm (18 lbf ft). |
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| 10. |
Fit the heat shield.
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| 11. |
Fit the bypass pipe using a new O-ring.
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| Time/Warranty information |
To resolve a customer complaint for a vehicle under warranty , submit a claim using the following information:
Alternate A - replacing the clip only:
Failed object: 29140Fault/Reason code: 40
Location code: 09 (US=9)
Warranty type (US): 01
Repair/Action code: 05
Labor operation (US): 2914010 = 0.2
(CA: J5800)
Time: 0.2 hrs
Alternate B - repairing wastegate and replacing the clip:
Failed object: 29145Fault/Reason code: 40
Location code: 09 (US=9)
Warranty type (US): 01
Repair/Action code: 05
Labor operation (US): 2914502 = 0.3
(CA: L2160)
Time: 0.3 hrs
