Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Component Inspection
- CHECK FUEL PUMP CONTROL MODULE
Check the voltage between fuel pump control module terminals under the following conditions.
Fuel pump control module
Condition
Voltage
(Approx.)
Connector
+
-
Terminal
B11
1
2
For 1 second after turning ignition switch ON
9.9 V
More than 1 second after turning ignition switch ON
0 V
Idle speed
9.9 V
Is the inspection result normal?
YES
INSPECTION END
NO
Replace fuel pump control module. Refer to FUEL PUMP CONTROL MODULE (FPCM) : Removal & Installation .
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.