U0109 Diagnostic Trouble Code Discussion for December 2017
Lost communication with fuel pump module
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| Help Request | Posted | |
| 2007 Chevrolet Silverado 1500 LT 4.8L MIL Lamp on VIN: 2GCEK13C77 U0109: Lost communication with fuel pump module. Check engine light on no communication with fuel pump module..Vehicle starts and runs great..Checked pins on DLC have correct ohms(60) checked terminator resitor reading 0 ohms should be 120...replaced resistor still no communication..power and grounds goo... |
December 11, 2017 |
