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2004 Alfa Romeo 156 JTS Sele 2.0L Poor Idle Quality, MIL Lamp on
Cleaned contacts for Lambda 1 and 2, problem came back after 2 weeks. Replaced Lambda 1, problem came back after 1 week. Please help. Thank you
FIX posted 12/16/2010
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4 Replies Received
4 Replies Received
| VIN | ZAR9320000 |
| Engine | 2.0 L / 4 cyl |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response |
| P0159 | Heated Oxygen Sensor (Bank 2 Sensor 2) Slow Response |
| P1131 | Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction |
Message Closed w/FIX
Vehicle Data
2004 Alfa Romeo 156 JTS Sele
| VIN | ZAR9320000 |
| Engine | 2.0 L / 4 cyl |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response |
| P0159 | Heated Oxygen Sensor (Bank 2 Sensor 2) Slow Response |
| P1131 | Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction |
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