Top 20 1998 Toyota Avalon Questions & Answers

Do you have a P0306 misfire code?

Remove the spark plug #6 and compare to the color charge below.

Do a compression test on all cylinders and check the values.
The highest and the lowest psi should be within 10%.

Here's a link to Eric The Car Guy channel

Eric The Car Guy is a great resource to track down common DIY repair.

1998 Toyota... | 61 views | 0 helpful votes

Yes, there's a fuse box inside the hood for ac but there's one more in another fuse box inside the car for the ac control. Check the one inside first.

1998 Toyota... | 279 views | 0 helpful votes

I had a reliant that did the same thing I put in a manual choke control cable and used it for another year before I got rid of it for a newer car, hope this helps

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If the engine is cold it will race until warm. If the battery voltage is low the ECU will use a high speed to charge the battery.

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maybe this will help

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indicates a problem EVAC system
run the fault codes

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Check the fuses, relays, anti theft and security system.

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The unit may have been installed incorrectly or installed without being connected to an external amplifier.

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In the exhaust head pipe of the engine before the first catalytic converter in the engine cylinder bank that contains the number one cylinder.

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This is known as 'dieseling'. The most common causes are

-idle speed set too high

-engine operating too hot (faulty thermostat, faulty temp sender, leaky head gasket)

engine timing is out (loose distributor clamp, worn timing belt, faulty timing belt tensioner)


1998 Toyota... | 61 views | 0 helpful votes

It sounds like a delayed shift issue, does the engine idle speed sound or feel like it is to high? That can cause this issue.

1998 Toyota... | 71 views | 1 helpful votes

It may just be a case of needing the remotes to be programmed, see the dealer on this.

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hello can a clog muffer make a Toyota Avalon 1998 run badly and give it funny song

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A common reason is a dirty throttle valve and Idle Speed Control Air bypass valve on the engine intake manifold. Buy a can of throttle body cleaner from a parts store and clean the two parts.

1998 Toyota... | 36 views | 0 helpful votes

You have a fault in the system have it checked out go to autozone or similar and get it scanned the bags will not deploy in a crash

1998 Toyota... | 186 views | 1 helpful votes

Is your fuel pump working? Any possibility that when yoo worked on car the circuit for the fuel pump was disconnected? Is your fuel rail pressurized? Have spark? Crankcase sensor working?

1998 Toyota... | 148 views | 1 helpful votes

the tumblers in the key switch maybe worn and require replacement. the key tumbler assembly will come with an new key.

1998 Toyota... | 173 views | 0 helpful votes

Have helper push button as you try to lift trunk open. I may just be weatherstrip is sticking. Use silicone spray lube on rubber to stop this. If latch has failed may be harder. Does the trunk have a key hole? Often when electric latch has failed you can turn key, then push button or other release mechanism and then turn key further for manual release (some cars--not all).

1998 Toyota... | 263 views | 0 helpful votes

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