![]() Locate the fuel filter along the frame rail-passenger side-of the vehicle, near the fuel tank. Raise the back of the vehicle using a floor jack and support it safely on jack stands. Using a small screwdriver, depress the stem inside the valve while covering the valve with a shop rag to catch the squirt of fuel. On the fuel rail, right before the first fuel injector, locate the Schrader valve-similar to a tire air valve-on the inlet fuel line. Open the hood and relieve the fuel system pressure. If your 3.1L Chevrolet Lumina (Monte Carlo) is cranking but not starting, you can conclude that it's not due to a defective fuel pump.SOURCE: need to change fuel filter on 97 chevy lumina This lets you know that the fuel pump is working within normal parameters. Lean air/fuel mixture trouble codes lighting up the check engine light.ĬASE 3: The fuel pump registered a pressure within the specified range.The engine starts and runs, but you hear explosions coming from the intake manifold when you accelerate the engine.The engine will start and run but as soon as your put the transmission in Drive and accelerate, the engine stalls.In these cases you'll see one or more of the following: If the fuel pump is not supplying enough fuel to the engine, the engine may start and run but it'll run badly. This lets you know that the fuel pump is defective. If the engine in your Chevy Lumina (Monte Carlo) cranks but does not start, then you can conclude that the reason behind this is a defective fuel pump.ĬASE 2: The fuel pump registered a pressure way below the specified range but not 0 PSI. Without fuel, the engine is not going to start. This test result lets you know that the fuel pump is not supplying fuel to the engine. With Key On Engine Running: fuel pressure should drop 3 to 10 PSI.ĬASE 1: The fuel pressure gauge registered 0 PSI. The fuel pressure tester should register: 1995-1999 3.1L Chevrolet Lumina and Monte Carlo: The fuel pressure test gauge kit that'll connect to your Chevy Lumina or Monte Carlo's Schrader valve and that I recommend for its low price and durability is the: Actron CP7838 Professional Fuel Pressure Tester.Īll of the following fuel pressure test gauge kits will help test your Chevy Lumina or Monte Carlo's fuel pump: You can buy a fuel pressure test gauge just about anywhere and is one of the most important tools any serious DIY'er should have in his/her tool box. Lean air fuel mixture trouble code: P0171: Fuel System Too Lean.Engine backfires through the intake manifold when accelerating the vehicle down the road.Lack of power when accelerating the vehicle down the road.Engine takes a long time to start (extended cranking time).When the fuel pump sends barely enough fuel to start and keep the engine running, you'll see one or more of the following problems: It'll send just enough fuel to start the engine but the engine will run with serious drivability issues.It will stop sending fuel to the fuel injectors and the engine won't start.The fuel pump will usually fail in one of two ways: Fuel Pump Wiring Diagram (1998-1999 3.1L V6 Chevrolet Lumina, Monte Carlo).Fuel Pump Wiring Diagram (1997 3.1L V6 Chevrolet Lumina, Monte Carlo).Fuel Pump Wiring Diagram (1996 3.1L V6 Chevrolet Lumina, Monte Carlo).Fuel Pump Wiring Diagram (1995 3.1L V6 Chevrolet Lumina, Monte Carlo).TEST 2: Using Starting Fluid To Diagnose A No-Start Condition.ĪPPLIES TO: This tutorial applies to the following vehicles:.TEST 1: Checking Fuel Pressure With A Fuel Pressure Gauge.Where To Buy A Fuel Pressure Test Gauge.
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