Mileage
101,774
Service Date
3/29/2023
Services Performed
- CUSTOMER STATES VEHICLE NEEDS HIGH PRESSURE PUMP
- TECHNICIAN ATTEMPTED TO ROAD TEST VEHICLE AND FOUND EXTENSIVE LONG CRANK, NO BOOST, AND ENGINE GOES INTO LUMP MODE. TECHNICIAN SCANNED AND RETRIEVED FAULT MEMORY BEFORE PERFORMING FUEL INJECTOR PUMP REPLACEMENT. AS PER CUSTOMER REQUEST. REPLACED CUSTOMER PROVIDED, NON OE, UN-BRANDED HIGH PRESSURE FUEL PUMP. ATTEMPTED SECOND ROAD TEST AND FOUND SAME SYMPTOMS AND NO CHANGE. TECHNICIAN NOTES DIAGNOSIS WOULD BE RECOMMENDED AND USING ONLY OE/DEM BMW PARTS ONLY. (FUEL INJECTORS ALSO APPEAR NON OE, RE-MAIN.)
- TECHNICIAN NOTES IT WAS DIFFICULT TO CONNECT & COMMUNICATE WITH SCANNING EQUIPMENT. UPON FURTHER INSPECTION FOUND OBDII PORT INCORRECTLY POSITIONED, ALSO FOUND ELECTRICAL TAPE @ OBDII HARNESS; DOES NOT APPEAR ORIGINAL. TECHNICIAN SCANNED AND FOUND FAULTS STORED RELATED TO FUEL SYSTEMS. TECHNICIAN WORKED THROUGH TEST PLANS AND CHECKED BOTH LOW AND HIGH PRESSURE FUEL SYSTEMS. CHECKED PRIMARY AND SECONDARY IGNITION SYSTEMS; CONFIRM IGNITION COILS NOT OE/OEM (AFTER-MARKET NO-NAME) & SPARK PLUGS ARE BOSCH (OEM BRAND). TECHNICIAN FOUND FUEL RAIL READINGS ERRATIC AND AT TIMES EXTREMELY BELOW SPECS @ 7.53 BAR. TECHNICIAN CONFIRMED CURRENT PRESSURE SENSOR HAS BEEN REPLACED WITH OEM PART (BOSCH). SUSPECT CURRENT CONCERN RELATED TO AN ELECTRONIC COMMAND ISSUE FROM DME. CONFIRMED DME SOFTWARE OUTDATED AND BOTH BATTERY HEALTH / CHARGE PERCENTAGES VERY POOR (DATED 2015). TECHNICIAN RECOMMENDS TO REPLACE BATTERY (90AH AGM) AND RE-PROGRAM DME WITH LATEST ISTA (BMW) VERSION AS A NEXT STEP.
- 31 INSPECTION
- TEST DRIVE
- BATTERY – Remove & Replace –
- REPROGRAM DME
- TECHNICIAN REPLACED AFTER MARKET IGNITION COILS AND CONFIRMED IMPROVEMENT IN ENGINE PERFORMANCE. MINOR AND INTERMITTENT ENGINE MIS/SPUTTERING STILL FELT. TECHNICIAN RECOMMENDS DRIVING VEHICLE WITH CUSTOMER BEFORE CONDEMNING FUEL INJECTORS. TECHNICIAN NOTES DURING COLD START THE NEXT MORNING FOUND POWER MANAGEMENT (BATTERY) MESSAGE ON. FOUND FAULT 387F-STANDBY CURRENT VIOLATION STORED AGAIN. FURTHER DIAGNOSIS WOULD BE NEEDED.
- INJECTORS &/OR FUEL RAILS – Remove & Replace – 35i One
MIKE H. gave our service a 5 star review on 4/11/2023