Pinpoint Test G830073P3

Pinpoint Test G830073p3 : Fuel Level Sender(s) Circuit Range/Performance

G830073t6 : CHECK THE SIGNAL CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDER 'A' FOR SHORT CIRCUIT TO GROUND
1. Disconnect the fuel pump module electrical connector, CA127.
2. Measure the resistance between:

Fuel pump module connector CA127, harness side Battery
Pin 02 Negative terminal

- Is the resistance less than 10,000 ohms?

->YES
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
GO to Pinpoint Test G830073t7.

G830073t7 : CHECK THE SIGNAL CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDER 'A' FOR SHORT CIRCUIT TO POWER
1. Measure the resistance between:

Fuel pump module connector CA127, harness side Battery
Pin 02 Positive terminal

- Is the resistance less than 10,000 ohms?

->YES
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
GO to Pinpoint Test G830073t8.

G830073t8 : CHECK THE SIGNAL CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDER 'B' FOR SHORT CIRCUIT TO GROUND
1. Measure the resistance between:

Fuel pump module connector CA127, harness side Battery
Pin 06 Negative terminal

- Is the resistance less than 10,000 ohms?

->YES
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
GO to Pinpoint Test G830073t9.

G830073t9 : CHECK THE SIGNAL CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDER 'B' FOR SHORT CIRCUIT TO POWER
1. Measure the resistance between

Fuel pump module connector CA127, harness side Battery
Pin 06 Positive terminal

- Is the resistance less than 10,000 ohms?
->YES
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
GO to Pinpoint Test G830073t10.

G830073t10 : CHECK THE SIGNAL RETURN CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDERS FOR SHORT CIRCUIT TO GROUND
1. Measure the resistance between:

Fuel pump module connector CA127, harness side Battery
Pin 5 Negative terminal

- Is the resistance less than 10,000 ohms?

->YES
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
GO to Pinpoint Test G830073t11.

G830073t11 : CHECK THE SIGNAL RETURN CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDERS FOR SHORT CIRCUIT TO POWER
1. Measure the resistance between:

Fuel pump module connector CA127, harness side Battery
Pin 5 Positive terminal

- Is the resistance less than 10,000 ohms?

->YES
REPAIR the short circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
GO to Pinpoint Test G830073t12.

G830073t12 : CHECK THE FUEL LEVEL SENDER 'B' RESISTANCE AT EMPTY
1. Drain the fuel tank.
Fuel Tank Draining
2. Measure the resistance between:

Fuel pump module connector CA127, Fuel pump module connector CA127,
component side component side
Pin 05 Pin 06

- Is the resistance 51 ± 2 ohms?

->YES
GO to Pinpoint Test G830073t13.

->NO
INSTALL a new fuel tank.
CLEAR the DTC, test the system for normal operation.

G830073t13 : CHECK THE FUEL LEVEL SENDER 'B' RESISTANCE AT FULL
1. Remove the fuel tank.
2. Invert fuel tank to set sensor float to it's highest position.
3. Measure the resistance between:

Fuel pump module connector CA127, Fuel pump module connector CA127,
component side component side
Pin 05 Pin 06

- Is the resistance 1000 ± 8 ohms?

->Yes
GO to Pinpoint Test G830073t14.

->No
INSTALL a new fuel tank.
CLEAR the DTC, test the system for normal operation.

G830073t14 : CHECK THE FUEL LEVEL SENDER 'A' RESISTANCE AT EMPTY
1. Correct fuel tank orientation.
2. Remove the fuel pump module. Fuel Pump Module (19.45.08)
3. Move the sender float to it's lowest position.
4. Measure the resistance between:

Fuel pump module connector CA127, Fuel pump module connector CA127,
component side component side
Pin 01 Pin 02

- Is the resistance 51 ± 2 ohms?

->YES
GO to Pinpoint Test G830073t15.

->NO
INSTALL a new fuel level sender.
Fuel Level Sender CLEAR the DTC, test the system for normal operation.

G830073t15 : CHECK THE FUEL LEVEL SENDER 'A' RESISTANCE AT FULL
1. Move the sender float to it's highest position.
2. Measure the resistance between:

Fuel pump module connector CA127, Fuel pump module connector CA127,
component side component side
Pin 01 Pin 02

- Is the resistance 1000 ± 8 ohms?

->YES
GO to Pinpoint Test G830073t16.

->NO
INSTALL a new fuel level sender.
Fuel Level Sender CLEAR the DTC, test the system for normal operation.

G830073t16 : CHECK THE SIGNAL CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDER 'A' FOR HIGH RESISTANCE
1. Disconnect the RJB electrical connector, CA070.
2. Measure the resistance between:

RJB connector CA070, Fuel pump module connector CA127,
harness side harness side
Pin 13 Pin 02

- Is the resistance greater than 5 ohms?

->YES
REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
GO to Pinpoint Test G830073t17.

G830073t17 : CHECK THE SIGNAL CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDER 'B' FOR HIGH RESISTANCE
1. Measure the resistance between:

RJB connector CA070, Fuel pump module connector CA127,
harness side harness side
Pin 12 Pin 06

- Is the resistance greater than 5 ohms?

->YES
REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
GO to Pinpoint Test G830073t45.

G830073t45 : CHECK THE SIGNAL RETURN CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDER 'A' FOR HIGH RESISTANCE
1. Measure the resistance between:

RJB connector CA070, Fuel pump module connector CA127,
harness side harness side
Pin 04 Pin 01

- Is the resistance greater than 5 ohms?

->YES
REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
GO to Pinpoint Test G830073t18.

G830073t18 : CHECK THE SIGNAL RETURN CIRCUIT BETWEEN THE RJB AND FUEL LEVEL SENDER 'B' FOR HIGH RESISTANCE
1. Measure the resistance between:

RJB connector CA070, Fuel pump module connector CA127,
harness side harness side
Pin 04 Pin 05

- Is the resistance greater than 5 ohms?

->YES
REPAIR the high resistance circuit. For additional information, refer to the wiring diagrams. CLEAR the DTC, test the system for normal operation.

->NO
CHECK for DTCs indicating another cause of the complaint. Electronic Engine Controls