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2003 Mazda MPV EX 3.0L Poor Idle Quality, Surge
car surges and bucks at idle. fuel pressure is low[51#s spec by aldata is61 to 66]with new puel pump. dead head pressure is 70#s+ with fuel line disconnected at rail. running voltage is 14.1 and voltage at relay is also 14.1. fuel trims are slightly lean and o...
FIX posted 12/12/2008
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| VIN | JM3LW28J73 |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge |
| Occurs | Idle |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage |
Message Closed
Vehicle Data
2003 Mazda MPV EX
| VIN | JM3LW28J73 |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 5-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge |
| Occurs | Idle |
Trouble Codes
| P0131 | Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage |
| P0151 | Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage |
Video