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1994 Oldsmobile Cutlass Ciera 3.1L Poor Fuel Economy
Hello again everyone!! I have here a Oldsmobile Cutlass Ciera S. It came in with the Engine light on and customer complained of very bad gas mileage. We scaned the computer and these codes appeared: P1403, P1404, P1405, these told us to check reference voltage...
FIX posted 4/8/2001
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| VIN | 1G3AG55MXR |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Symptoms | Poor Fuel Economy |
Trouble Codes
| P1403 | Leak Detection Pump Module Circuit Malfunction |
| P1404 | EGR Valve Stuck Closed Malfunction |
| P1405 | DPFE Sensor Upstream Hose Off or Plugged |
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Vehicle Data
1994 Oldsmobile Cutlass Ciera
| VIN | 1G3AG55MXR |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Symptoms | Poor Fuel Economy |
Trouble Codes
| P1403 | Leak Detection Pump Module Circuit Malfunction |
| P1404 | EGR Valve Stuck Closed Malfunction |
| P1405 | DPFE Sensor Upstream Hose Off or Plugged |
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