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P0201 Diagnostic Trouble Code Discussion for March 2011

Fuel Injector 1 Control Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0201
Help Request Posted
2002 Jeep Liberty Limited 3.7L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1J4GL48K72
P0201: Fuel Injector 1 Control Circuit Malfunction. OHM CHECKED ALL FUEL INJECTORS, INSPECTED ALL WIRING AND GROUNDS. RIGHT SIDE O2 SENSOR IS AT 5 VOLTS WITH KEY ON,once started drops down to zero volts. left side works good. injector ms left bank 4.5ms right bank 7.4ms. no vacuum leaks found. all fuel trims ar...
March 14, 2011
2002 Jeep Liberty Limited 3.7L Poor Idle Quality, Hesitation, MIL Lamp on VIN: 1J4GL48K72
P0201: Fuel Injector 1 Control Circuit Malfunction. OHM CHECKED ALL FUEL INJECTORS, INSPECTED ALL WIRING AND GROUNDS. RIGHT SIDE O2 SENSOR IS AT 5 VOLTS WITH KEY ON,once started drops down to zero volts. left side works good. injector ms left bank 4.5ms right bank 7.4ms. no vacuum leaks found. all fuel trims ar...
March 14, 2011