If your car"s engine is turning over but won"t seem to fire up, it could just it is in the fuel pump. Here"s just how to change yours therefore you deserve to make fire again.

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This article uses to the Toyota Camry (1997-2001).

There could come a time as soon as you walk to get in your car to drive away, you placed the vital in the ignition, turn it, and also the starter is cranking away however the engine simply won"t fire up. The many frustrating thing is that there to be probably indicators that you might have noticed, showing you the your fuel pump was about to walk out. If you i found it them, climate you can have probably taken care of the immediately and also avoided sit in your vehicle trying to start your auto with naught happening. This article is right here to break v your frustration, grab some tools and replace that fuel pump.

Some the these indicators are:

Engine idles erratically.Engine surges when holding accelerator steady.

If you notice your auto is doing any of these things, it"s an extremely likely it could be the fuel pump or another related part. If you room looking to troubleshoot the problem, always start with the easiest, cheapest thing and don"t just throw components at it. There are numerous tests that deserve to be performed come pinpoint the failing component and keep you from spending lots of money and also time make the efforts to resolve an issue.

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Materials NeededMillimeter sockets, size 8mm-17mmRatchetMillimeter wrenches, size 8mm-15mmNeedle nose pliersFlat head screwdriverSmall Phillips head screwdriver

There room two different types of fuel pumps ~ above the Toyota Camry. Type A provides a bracket to mount the fuel pump onto the pump assembly, and form B uses a housing to contain the fuel pump. Listed below are the exploded views of both types. Make sure to identify the one friend have and follow the accuse accordingly.

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Figure 1. Kind A fuel pump.
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Figure 2. Kind B fuel pump.

Step 1 – relieve fuel device pressure

The fuel mechanism in this cars is under consistent pressure. Before working top top the fuel system, you should relieve this pressure.

Relieve the fuel device pressure together follows:

Remove fuel tank cap.Remove the rear seat and liner. This will enable you to access the fuel pump/sending unit accessibility cover. You need to do this anyway to accessibility the fuel pump.Disconnect the exploit connector.Start the engine and enable it to run until it stops.Disconnect the an unfavorable battery terminal. (If your car stereo is equipped v an anti-theft system, make sure you have the exactly activation code prior to disconnecting the battery.)Loosen the fuel heat fitting at the bottom that the fuel filter. Fuel will leak out when you carry out this, so be ready with rags and/or a container to record it.
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Figure 3. Location of fuel line fitting ~ above bottom of fuel filter.

Step 2 – Disconnect the fuel line from the fuel pump

In relieving the fuel mechanism pressure, you need to have already disconnected the battery, gotten rid of the rear seat, removed the fuel pump/sending unit floor business hole cover, and also disconnected the electric connector. If you have done every that, climate the following thing girlfriend will want to do is disconnect the fuel heat to the pump. If the is a flared fitting, you will use a wrench and a backing wrench. If it is a quick disconnect fitting, you will pinch the tabs, push and then pull the fitting off of the fuel line. Make sure to change the retainer on the fuel line once it has actually been disconnected. To gain access to the quick disconnect line it will certainly be necessary to remove the fuel tank fitting protector mounting screws to obtain access.

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Figure 4. Fuel pump flare fitting.
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Figure 5. Fuel tank protector mounting screws.

Step 3 – eliminate the fuel pump retaining bolts

The last point holding the fuel pump and also sending unit in location are the retaining bolts. Eliminate these bolts; that will allow you to remove the assembly.

Step 4 – remove the fuel pump indigenous the assembly

Now that you have actually the assembly gotten rid of from the fuel tank, you have the right to remove the fuel pump indigenous the assembly. This is where it will certainly differ depending on whether you have actually a type A or kind B.

Type ADisconnect the fuel pump connector at the pump. On slide the hose clamp increase the hose, traction the lower finish of the fuel pump loosened from the bracket, and also withdraw the pump from the hose.
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Figure 6. Disconnect electric connector.
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Figure 7. Slide hose up.
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Figure 8. Detach pump from bracket.Type BRemove the fuel sending out unit. Remove the fuel filter by removed the mounting screw. Remove the pump flange by prying up on the housing snap-retainers in the sequence shown. Disconnect the fuel pump electrical connector. Eliminate the upper bracket by prying top top the snap-retainers in the sequence shown and separating the fuel pump from the housing.
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Figure 9. Remove fuel filter mounting screw.
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Figure 10. Sequence because that snap retainers on fuel pump flange.
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Figure 11. Sequence for snap retainers because that bracket top top upper section of fuel pump assembly.

Step 5 – Reassemble fuel pump/sending unit assembly

At this point, the assembly need to be completely disassembled and ready because that you to download the new fuel pump top top the assembly and also get it all set for installation. Assembling the fuel pump assembly will certainly be the reverse of removal and will count on which form you have. Friend will additionally need come swap over the strainer native the old pump. If the strainer looks prefer it has a lot of debris captured in it, make sure to change it through a brand-new one.

Step 6 – install assembly earlier into fuel tank

After you have actually the assembly reassembled, you can then download the assembly earlier into the fuel tank. Again the surroundings of the assembly will certainly be the turning back of removal.

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Carefully place the assembly back into place.Install the mounting screws.Connect the fuel heat fitting.Connect the electrical connector.Install floor business hole cover.Install the behind seat.Install the fuel tank cap.Reconnect the bottom installation on the fuel filter.Reconnect the an unfavorable battery terminal.Start engine. It can take a few turns to fire up due to the truth that the fuel system pressure to be relieved.

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