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2001 Volkswagen Beetle GL 2.0L Poor Idle Quality, Surge, Stall, Poor Fuel Economy
Came in with multiple codes, changed coolant temp sensor and drove fine for few trips (small trips) then started running rough, idle hunting customer also said they noticed it seems to use more fuel. Drove a few times to get check engine light and now have the...
FIX posted 1/19/2010
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Related Documents & Media | VIN | 3VWCB21C61 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Stall, Poor Fuel Economy |
| Occurs | Idle, Intermittently |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
| P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response |
| P0172 | Fuel System Too Rich (Bank 1) |
| P1296 | 5-Volt VREF Supply Not Present |
Message Closed w/FIX
Vehicle Data
2001 Volkswagen Beetle GL
| VIN | 3VWCB21C61 |
| Engine | 2.0 L / 4 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Stall, Poor Fuel Economy |
| Occurs | Idle, Intermittently |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
| P0139 | Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response |
| P0172 | Fuel System Too Rich (Bank 1) |
| P1296 | 5-Volt VREF Supply Not Present |
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