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.

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HOMESERVICE MANUALSSUZUKI2012KIZASHI SPORT GTS, 4WDREPAIR AND DIAGNOSISENGINE PERFORMANCEFUEL DELIVERYFUEL SYSTEMDIAGNOSTIC INFORMATION AND PROCEDURESFUEL PRESSURE CHECKTROUBLESHOOTING

2012 Suzuki Kizashi Sport GTS, 4WD

Fuel Pressure Check: Troubleshooting

2012 Suzuki Kizashi Sport GTS, 4WDSECTION Troubleshooting

NOTE: Before using the following flow chart, check that battery voltage is higher than 11 V. If it is lower, fuel pressure becomes lower than specification even if fuel pump and line are in good condition.

DIAGNOSTIC PROCEDURE CHART

Step	Action	YES	NO
1	Was "Fuel Pump and Its Circuit Check" performed?	Go to Step 2.	Go to FUEL PUMP AND ITS CIRCUIT CHECK .
2	Fuel pressure check 1 Check fuel pressure, see FUEL PRESSURE BASIC CHECK . Is check result satisfactory?	Go to Step 3.	Go to Step 6.
3	Fuel pressure check 2 Start engine and warm up to normal operating temperature. Keep engine speed at 4, 000 rpm. Does fuel pressure show about same value as Step 2?	Go to Step 4.	Go to Step 6.
4	Fuel line check Check fuel pipe and joint for fuel leakage, damage or deformation. Are they in good condition?	Fuel system is in good condition.	Repair defective part.
5	Was check result higher than specification in Step 2?	Replace fuel pump assembly, see FUEL PUMP ASSEMBLY REMOVAL AND INSTALLATION .	Go to Step 6.
6	Fuel line check Check fuel pipe and joint for damage or deformation. Are they in good condition?	Clogged fuel filter, faulty fuel pump, faulty fuel pressure regulator or fuel leakage from pipe connection in fuel tank.	Repair defective part.

RENDER: 1.0x

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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.