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2000 Dodge Ram 2500 5.9L MIL Lamp on
1. My question is what tells the pcm to turn the fuel supply pump on the inj pump or ecm. Because I'm loosing power to the supply pump intermitantly at start up. I cycle the key and once in a while the pump will not run for the 25 seconds like it should .2. Wh...
FIX posted 5/4/2011
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Message Closed w/FIX
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Related Documents & Media | VIN | 3B7KF2364Y |
| Engine | 5.9 L / 6 cyl / DIESEL |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P1689 | No Communication Between ECM And Injection Pump Module |
Message Closed w/FIX
Vehicle Data
2000 Dodge Ram 2500
| VIN | 3B7KF2364Y |
| Engine | 5.9 L / 6 cyl / DIESEL |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Intermittently |
Trouble Codes
| P1689 | No Communication Between ECM And Injection Pump Module |
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