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B3000

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Question
Engine howling.
Hello. If the engine seems to run fine under normal driving conditions and only makes this noise when you let off of the gas then this may not be an engine problem. Most of the time it is either a...
Question
Water pump needs replacing
Hello, a coolant leak should be repaired sooner than later to avoid engine damage. To check for leaks, the cooling system needs to be pressurized and inspected. If the coolant pump is found to be leaking then it will need...
Question
After alternator is replaced, battery light still comes on
Hello. It is possible that the problems that you have been experiencing with the bad alternators have damaged the battery causing it to be weak. This would make the Battery Light come on. It is also possible that there is...
Question
When running lights go on, wipers/spray independently go on
Hello. It sounds like the combination switch is going bad causing the problem you are experiencing. The combination switch is used to make the windshield wipers and headlights work. If there is a short in the switch it may cause...
Question
When lights come on, radio goes off and visa versa
Hello. It sounds like the battery and/or alternator is causing the electrical problems that you are experiencing. The battery light coming on in the dashboard is an indication that there is a problem with the battery and low voltage may...
Question
Load on truck's engine causes loud knocking noise
Hello. It sounds like there may be a problem with the piston or the valves in cylinder 5. Loose rod bearings to the piston can cause a knocking noise and/or a misfire condition. A worn out piston can also cause...
Question
The oil pan gasket is protruding from the front of the oil pan. It sticks out 1". Has this happened to other B3000's?
Hi there. Sometimes when certain gaskets are tightened down, they can stretch out and extend past their normal boundaries. As long as the oil pan is not leaking any oil, I would not consider this to be an issue. If...
Question
Choke doesn't release and engine idels up and down and makes clicking noise
Hi there. Your Mazda truck doesn't have a choke, as it is a fuel injection system made by Ford. If your engine is idling up and down then you may have a vacuum leak in the intake or hoses to...
Question
Temperature gauge on dashboard
If by replacing the "temperature valve" you are referring to the thermostat (which does in fact act as a valve in a way), then you might have an electrical issue. Assuming with the repairs you have done, that the cooling...
Question
What is causing the steering wheel vibration?
Anytime you have a vibration in the steering or the steering pulls, the first thing I would recommend doing is to check all the tire pressures, then balance and rotate the tires from front to rear and road test it...
Question
blown head gasket?
To answer your last question first, manufacturers of motor vehicles, that would include all of the army of engineers, scientists, and other high trained trained specialists, almost as a rule do not recommend the use of aftermarket "quick fixes", in...
Question
Turning over but won't start
Hi there: Quite often the type of issue you're describing is caused by a fuel restriction or emissions component issue. Some of the particular parts that could be causing this include the EGR valve, O2 or air to fuel ratio...
Question
Hello, so i have a 1994 mazda b3000 v6. It is a 3 liter engine. my tranny wont shift into any gear when i put it in the "overdrive
Hello. A bubble in your transmission fluid will not cause the same effects as a bubble in a brake line would. You may have faulty torque converter clutch solenoid or a shift solenoid causing the vehicle to not go in...
Question
i have a code that says it could be an oxygen sensor (THERE IS 4) HOW CAN U TELL WHICH ONE IS BAD?
Oxygen sensor function can be tested and verified using an oscilloscope, automotive scope, or a vehicle specific, manufacturer scan tool. A faulty O2 sensor, if it exists can be found. However, the Diagnostic Trouble Code you are referring to, namely...
Question
Motor blowed up 1994 Mazda B3000
Hello - replacement prices can vary widely for a used engine from a recycler, or a used "Japanese Domestic Market" engine shipped from Japan. They have much more stringent emissions than the U.S., and very good condition engines are available...
Question
Truck will crank but not turn over
This may be related to many different possibilities, some of which may be related to a lack of spark or possibly timing issues and some of which may be related to a fuel delivery problem or a combination of both....

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