Yaris/Scion & Vitz :: 2000 - Replacing MAF So Disconnect Battery Or Not?


Sep 2, 2013

Have 155,000 miles on my 2000 Echo, just replaced O2 sensors (probably needlessly, I see now) before I found a loose hose at air filter area, which when I connected it, caused the CE light to finally go out (P0171 code originally)...already cleaned old, then ordered a new, MAF before I found the loose hose, so think I'll go ahead and install the new MAF anyway...do I need to disconnect the battery to install it? Afraid the darned CE light will come back on, but guess I can again drive it awhile and hope it will go out when the computer stuff resets itself.

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Yaris/Scion & Vitz :: 2001 Echo Radio Won't Turn On After Replacing Dead Battery?

I have a 2001 Echo sedan that was given to me. It has sat unused for several months. The radio and Acc lights worked, but the car wouldn't start and the battery would drain very quickly when not in use. It sat for a few more weeks, and then I replaced the battery, now the radio will not turn on at all (everything else is fine).

I checked all the fuses, and they are good (though, not the ones on the radio itself). I will be replacing this with an aftermarket stereo anyway, I just want to make sure it is the radio that's the problem, and not something else in the car. From reading, it seems that it could be an anti-theft function, for which a code would need to be entered to unlock the stereo, but nothing is displayed on the screen at all when the car is on, not "SAFE" nor "SEC". There may be a certain button combo I need to hold in order to bring up the code prompt, but what those are, and the ones I have tried haven't worked. The radio is just an AM/FM Model #: A51408 (image attached).

So do you think I only need the code, something else might be wrong, or the radio just coincidentally died? No mention of a code is made in the manual.

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Yaris/Scion & Vitz :: 2000 Echo Won't Turn Over After Battery Down

The lights were left on and ran battery down. Tried to jump start but would not start. Installed new battery, won't start, won't turn over, no click, nothing. Lights and dash board lights work. Changed starter relay, checked/changed fuses, took starter out and tested it 4 times at Autozone. Starter is good. Checked switch under clutch, it's good. Checked ignition with voltmeter, checks good. Checked fusable links with voltmeter. Checks good. Why won't this car start! I can push it off and it runs fine, that's how I got it home. I'm getting 12 volts to the starter.

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Yaris/Scion & Vitz :: 2008 - Replaced Battery And Alternator Still Not Working

I just recently replaced my alternator and battery in my 08 Toyota yaris and it's still not holding a charge. My blinkers, radio, and heating and air won't come on , also my wheel is hard to turn and in order to shift gears I have to push down the white button near the shift stick. I'm so confused as to what else could be going wrong and my mechanic can't seem to figure things out my last resort is the dealership but I'm thinking that would be expensive

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Yaris/Scion & Vitz :: 2000 - How To Change 3rd Brake Light

I have a 2000 toyota echo which just had the 3rd brake light burn out.*'m having trouble getting light fixture out to change bulb.

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Yaris/Scion & Vitz :: 2000 Toyota Echo - No Reverse Light

I'm troubleshooting my sons 2000 Echo with a manual transmission. No reverse light. Very puzzling? The red wire with blue stripe in the trunk area is always hot. Makes no difference if the shifter is in reverse gear or not. Yet, the reverse lamps don't come on. I removed both bulbs and tested them at the battery using jumpers. They both come on. I have not gone under the car yet. My question is: does this car have a neutral start switch, and a back up light switch. If yes, which switch is feeding the other? Any pictures of where these switches are located? My guess is that the back up light switch is faulty, if there is one.

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Yaris/Scion & Vitz :: 2000 Echo AC Didn't Blow Cold

My 2000 Echo's A/C didn't blow cold. It turns out the low side pressure was fine, but the compressor wasn't turning. I read somewhere that the A/C compressor's clutch eventually wears down so it doesn't grab the pulley anymore, and that sometimes removing spacers can move the clutch enough to allow it to grab. I took off the bolt on the compressor pulley and the spacer fell off. I put the bolt back on, and now I'm COOL!

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Yaris/Scion & Vitz :: 2000 Echo Loose Power Almost (but Never) Stall

i have a 200 echo when i got it it would buck and loose power almost (but never) stall... then pick back up fast... driving 10 miles could result in whiplash it starts and idles fine not a skip... after looking though some online threads (btw: no CEL) i changed the air filter looked for vacuum leaks cleaned the MAF little better but still crappy changed the spark plugs again a little better but not even close to ok..

NOW CEL is on says too rich... changed MAF Much improvement but still bucks i went to toyota dealer they said no signal from air/fuel sensor.. changed it still no improvement but the fuel mileage is way better still bucks and sputters but is better at low speeds if i turn off the O/D and when the blue temp light is on, which i think does the same thing as turning off the O/D

if its idling no skips no vibration raise RPM's and it gets rough to a point raise it further and it keeps getting worse. I have a clogged filter or a TPS issue.

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Yaris/Scion & Vitz :: 2000 Echo Will Randomly Stutter And Sometimes Die When Put Into Gear

I have a 2000 Echo with just over 200,000 kms on it. The problem I am having is that when the car is started it will idle fine but when put into gear will randomly stutter and sometimes die. After is has run for about 10 mins it won't die but still stutters quite a bit. The problem gets worse the colder it is outside. If it's above 0 deg C it won't die but still stutters. At highway speeds it almost feels like the car gets jerked backwards for a split second every time the engine stutters (misfiring?).

Spark plugs are about 1 year old. Just put in a new air filter and oil change. A friend suggested it might be some water in the tank but fuel line antifreeze and sea foam has made little improvement.

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Yaris/Scion & Vitz :: 2000 Echo - Heat Was Half As Warm As It Should Be

2000 Echo, I noticed the other day the heat was half as warm as it should be. The blower is still moving air the same as it always has. The upper radiator hose is hot, the lower is cold. About the same temp as the air in the 30's. The line going in to the heater core and coming out are both really warm. I thought is was the thermostat so I had it replaced to day by a local shop who does good work. The problem persists with the same symptoms. The car has yet to have the high temp light come on.

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Yaris/Scion & Vitz :: 2000 Echo MT Hard Shift Cold?

When cold and not running, the shift lever sticks especially in 1st or 2nd and lacks that springy return to center. When cold running, Almost impossible to get in and out of 1st and 2nd, 3rd-5th stiff but manageable. After 5-7 min of driving, Shifts like butter. Tranny fluid has been replaced with amsoil syn.

This wasn't a progressive condition, shifted great one day (approx 2 weeks ago), next morning the fun began!

Is there anything other the control cable that cause the extremely sticky shifting when the car is off?

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Yaris/Scion & Vitz :: 2000 Engine Bog Down, Loose Power And Skip

I am looking to troubleshoot the problem I am having with my 2000 Toyota Echo Automatic with 253,000 Kms

Engine will at times bog down, loose power and skip, usually giving it more gas will straighten it out. Car is now stalling after driving and stopping unless you rev the rpms higher. The car will start in my driveway and idle with no problems however sometimes it will skip after a few minutes.

Codes I keep getting is P0171 Fuel too lean bank 1 and P0301 cylinder 1 misfire (for cylinder 3 before we cleared the codes)

Here is what I have done as I am lucky enough to have a 2000 Echo so we could switch some parts for testing:

Switched the coils, spark plugs and MAF sensor (didn't look dirty) What concerns us is when you unplug coil 1 from the engine there is no change in the idle (as there is a difference when unplugging the other coils)

We have checked for vacuum leaks but cannot find any.

Should also mention the engine is not overheating or burning oil.

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Yaris/Scion & Vitz :: 2000 Echo Transmission Stuck In Park

My 2000 Echo is stuck in park, my question: can my brake lights work but the release shifter stick function not. I am trying to diagnose the cause of the lock up and have heard it is probably the brake light switch, car has now exhibited electrical problem.

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Yaris/Scion & Vitz :: 2000 - Fuel Gauge Needle Does Not Move

I own a 2000 echo. Anyways, the fuel gauge reads 3/8 of a tank. It does not matter how full or empty the tank is the gauge needle does not move. I have replaced the sender with a new ND unit and swapped out the cluster. I have also checked for loose/broken wires and bad contacts. Nothing I have done so far has worked. What else should I be looking for?

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Yaris/Scion & Vitz :: 2000 Toyota Echo Drives Fine Until Warmed Up

I have a 2000 Toyota Echo. Symptoms are, the car drives fine until warmed up. Once warmed up, about 10 min or so, there is surging, an inability to maintain idle, periodic loss of brake assist, all consistent with my p1349 code. This happened about two months after I changed my oil (the old oil was in there for an embarrassingly long time). I ran motor flush and again changed the oil; symptoms persist. I have removed the OCV and OCV screen; both look fairly clean. Here's the question: what checks can be done on the OCV itself before I call a bad OCV and replace it? The service manual was of only marginal quality in explaining any checks.

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Yaris/Scion & Vitz :: 2000 Echo - Digital Clock Starting To Fail

The digital clock in my 2000 Echo is starting to fail, and needs to be replaced. The local dealer quoted my $285 for a replacement.

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Yaris/Scion & Vitz :: 2000 Echo Rough Idle Especially While In Gear And With AC Running

My 2000 Echo (auto) developed a rough idle especially while in gear and with the AC running. It's a pretty rough vibration that seems to come from the left side (belt side) of the motor. When at a stop light with the AC off it is less pronounced.

Last year I had the belts and motor mounts replaced. Well let me rephrase.. I paid to have them replaced, not sure if they actually were. But the car ran great all year until the other day. The belts might be due for a replacement. They sometimes squeal in the morning as I accelerate from a stopped position while running the defrost. Also there is no CEL.

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Yaris/Scion & Vitz :: 2000 Echo Driver Side Brake Light Is Out

It's not the bulb or the fuse, but my wife's driver's side brake light is out (only the stop light portion). Where should I look next?

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Yaris/Scion & Vitz :: 2000 - Fuse Blown While Installing Aftermarket Stereo

I put in an aftermarket stereo. It has been a while since I have done that and somewhere along the wiring process I made a mistake and blew a fuse. I knew the lights around my speedometer weren't working but what I didn't realize is that my running brake lights weren't working, it took me about two days to realize this.

I fixed my wiring mistake and started looking for the blown fuse. I found one (I believe #19 inside the vehicle) and replaced it. This fixed my running brake lights and half of my instrument cluster. The lighting on the right side of my speedometer seems to work but to the left of it seems to be no light.

Also, I have an automatic car starter and before I jacked things up when I use to start it and the blinker lights use to come on and let me know that my car was running. I have checked the majority of the fuses(I believe all of them) and it doesn't seem that I have anymore blown fuses.

[URL].............

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Yaris/Scion & Vitz :: 2000 Echo - Two Inches Below Both Doors Totally Rusted?

My wife and I had a 1995 Tercel for 15 years and loved it. We are looking to buy a 200k 2000 Echo from a neighbor (it was originally purchased in Canada). It is generally well maintained, and a one owner car, and we know the owner pretty well. There are extensive records. The engine is solid. The only problem with it is the two inches below EACH door is very rusty. It is rusted through entirely. Basically, the bottom two inches along the bottom of the door is plain missing. It is rusted out pretty badly.

The frame seems fine. The car is cheap. Up here in the cold north, the rust will only get worse.

I don't care about looks, but I do care about safety and function. Is there a safety or function issue with such a rusted car, if the frame is okay? How long can I drive the car before it ceases to function or be safe?

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Yaris/Scion & Vitz :: 2000 Echo Engine Rattle Under Light Acceleration?

I just got my wife a 2000 Echo with 224,000kms on the odo. Everything appears to be fine other than a mystery rattling noise under light acceleration. If I were to describe it, it sounds as if a box of rocks were to be shaken around. Or like a rattling loose chain... <------ definitely hope it's not that!

From a search, it seems like others have encountered this strange noise but have not reach what the cause is.

From what I gather, the timing chains on these motors are literally never touched and should last the life of the vehicle.

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