DTC P1235-13: High Pressure Fuel Pump Circuit Open [12/2019 - 10/2022]: Procedure
WARNING: This page is about a different variant/trim than selected.
- INSPECT FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY (FOR HIGH PRESSURE SIDE)
Refer to INSPECTION [12/2019 - ]
HINT:
Perform "Inspection After Repair" after replacing the fuel pump assembly (for high pressure side).
Refer to INITIALIZATION [12/2019 - 10/2021] , or refer to INITIALIZATION [10/2021 - ]
Result
Proceed to OK NG Result:
NG
REPLACE FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY (FOR HIGH PRESSURE SIDE)
Refer to REMOVAL [12/2019 - 10/2022]
Result:
OK
See step 2
- CHECK HARNESS AND CONNECTOR (FUEL PUMP ASSEMBLY (FOR HIGH PRESSURE SIDE) - ECM)
- Disconnect the fuel pump assembly (for high pressure side) connector.
- Disconnect the ECM connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition C31-1 (FP+) - C55-19 (FP1+) Always Below 1 Ω C31-2 (FP-) - C55-18 (FP1-) Always Below 1 Ω C31-1 (FP+) or C55-19 (FP1+) - Body ground and other terminals Always 10 kΩ or higher C31-2 (FP-) or C55-18 (FP1-) - Body ground and other terminals Always 10 kΩ or higher Result
Proceed to OK NG
Result:
OK
REPLACE ECM
Refer to REMOVAL [12/2019 - 10/2022]
Result:
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR