DTC P107A-15: Fuel Rail Pressure Sensor (Low) Circuit Short to Battery or Open [11/2016 - ]: Procedure

1. Disconnect the fuel pressure sensor (for low pressure side) connector.
2. Disconnect the ECM connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   C77-2 (PFL) - C1-134 (PFL)	Always	Below 1 Ω
   C77-3 (E2) - C1-133 (ETHW)	Always	Below 1 Ω
   C77-2 (PFL) or C1-134 (PFL) - Other terminals	Always	10 kΩ or higher

   Proceed to
   OK
   NG

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result: 

OK 

Go to next step 

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the fuel pressure sensor (for low pressure side) connector.
2. Turn the ignition switch to ON.
3. Measure the voltage according to the value(s) in the table below.

   Standard Voltage

   Tester Connection	Condition	Specified Condition
   C77-1 (VC) - C77-3 (E2)	Ignition switch ON	4.75 to 5.25 V

   Proceed to
   OK
   NG

   HINT: 

   Perform "Inspection After Repair" after replacing the fuel pressure sensor (for low pressure side).

   Refer to INITIALIZATION [11/2016 - ]

Result: 

OK 

REPLACE FUEL DELIVERY PIPE RH (FUEL PRESSURE SENSOR (FOR LOW PRESSURE SIDE)). Refer to  REMOVAL [11/2016 - ] 

Result: 

NG 

REPLACE ECM. Refer to  REMOVAL [11/2016 - ]