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1999 Toyota Avalon Problems

Find the most common issues based on 1999 Toyota Avalon owner complaints.
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Most Common 1999 Toyota Avalon Problems

On higher mileage vehicles, an engine misfire may develop and/or the Check Engine Light may illuminate due to a failed ignition coil. It is not uncommon to replace all the coils when the first one ...
The Check Engine Light may illuminate because a component of the oxygen sensor stops working. As a result the engine computer is unable to determine the proper ratio of air to fuel for the engine...
The 6 cylinder engines have a tendency to leak oil from the valve cover gaskets, especially the one near the firewall.
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0 Known 1999 Toyota Avalon Brakes Problems

0 Known 1999 Toyota Avalon Drive Train Problems

2 Known 1999 Toyota Avalon Electrical & Lights Problems

On higher mileage vehicles, an engine misfire may develop and/or the Check Engine Light may illuminate due to a failed ignition coil. It is not uncommon to replace all the coils when the first one ...
The motor for the rear window sunshade in the Toyota Avalon is known to fail. When this occurs, the sunshade will not extend down the window, and a grinding noise is heard until the motor fails as ...

4 Known 1999 Toyota Avalon Engine Problems

The 6 cylinder engines have a tendency to leak oil from the valve cover gaskets, especially the one near the firewall.
Debris can get into the idle air control valve. This will restrict the air flow into the engine, causing idle speed and/or stalling when cold. The valve can be cleaned or replaced to correct this...
Sludge can build up in the engine because Toyota did not recommend frequent enough oil changes. Lexus will sometimes offer a discount on cleaning the engine if necessary. Owners who changed t...

3 Known 1999 Toyota Avalon Exhaust & Emissions Problems

The Check Engine Light may illuminate because a component of the oxygen sensor stops working. As a result the engine computer is unable to determine the proper ratio of air to fuel for the engine...
The Evaporative system may have problems with the vapor canister releasing charcoal pellets that plug the vent valve. Typically a Code P0441, P0442 and P0446 will be set. The key code is the P044...
Intermittent failure of a purge control valve in the evaporative emission system can cause the Check Engine Light to illuminate. A failed valve should be replaced to correct this problem.

0 Known 1999 Toyota Avalon Heating & Air Conditioning Problems

0 Known 1999 Toyota Avalon Maintenance Problems

0 Known 1999 Toyota Avalon Miscellaneous Problems

1 Known 1999 Toyota Avalon Suspension & Steering Problem

Toyota issued a recall on one of the connections in the steering shaft that was not welded properly, which could cause steering problems. This can be repaired free of charge at a Toyota dealership....

10
Known 1999 Toyota Avalon Problems & Complaints

The Check Engine Light may illuminate because a component of the oxygen sensor stops working. As a result the engine computer is unable to determine the proper ratio of air to fuel for the engine...
The 6 cylinder engines have a tendency to leak oil from the valve cover gaskets, especially the one near the firewall.
The motor for the rear window sunshade in the Toyota Avalon is known to fail. When this occurs, the sunshade will not extend down the window, and a grinding noise is heard until the motor fails as ...
On higher mileage vehicles, an engine misfire may develop and/or the Check Engine Light may illuminate due to a failed ignition coil. It is not uncommon to replace all the coils when the first one ...
Debris can get into the idle air control valve. This will restrict the air flow into the engine, causing idle speed and/or stalling when cold. The valve can be cleaned or replaced to correct this...
The Toyota Avalon with the 3.0L V6 engine has a known issue with the valves that if left unchecked, will cause burned valves and engine performance issues. The engine ‘breathes’ throu...
The Evaporative system may have problems with the vapor canister releasing charcoal pellets that plug the vent valve. Typically a Code P0441, P0442 and P0446 will be set. The key code is the P044...
Intermittent failure of a purge control valve in the evaporative emission system can cause the Check Engine Light to illuminate. A failed valve should be replaced to correct this problem.
Sludge can build up in the engine because Toyota did not recommend frequent enough oil changes. Lexus will sometimes offer a discount on cleaning the engine if necessary. Owners who changed t...
Toyota issued a recall on one of the connections in the steering shaft that was not welded properly, which could cause steering problems. This can be repaired free of charge at a Toyota dealership....
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