1987 Toyota 4Runner "tach 500" Questions

Tach flutters Sometimes, on my 87 4Runner, the tack flutters about 500 rpm between 2500 to 3500 rpm, mainly with cold engine. There are 2 things that cause the tach to do this, one is the tach itself ...

tach rises. Touching the brake unlocks the lockup converter and should show an increase of around 400-500 rpm. If it does not increase it may be that the converter is not locking up or the brake light

Tach is short for tachometer and is a device that tells you the speed of the engine, generally in RPM X 1000. A typical speed for a 6 cylinder engine is about 600 to 1000 for idle in Park/Neutral, and

tach goes to zero. your relay is going bad, replace it. You need a new stepper motor. Do not waste your money on a 500-600 gauge cluster. Each needle is connected to a little motor in the panel. Do an

...Tach and speedometer both go gonzo when accelerating/rounding curves. Lowell, MN check the mass air flow sensor, does it idle back and forth between 500-1000 rpms? if yes mass air flow sensor is the ...

...not start oil pressure showin on ipc fuel at cylnder heads tach moves when cranking no smoke at exhaust. how much oil press? needs at least 500 to start, also make sure your oils not low and it's ...

...tach go crazy. Sometimes they eventually settle down and work properly and sometimes at roughly 80-100 km they indicate I'm doing 20km per hour at 500 revs. Sometimes when they've been doing this, if ...

...tach will eventually start acting crazy and go out all together, its expensive to replace, around $500 last time I checked a few years ago, so given the devaluation of your car as in the case of my ...

rough idle ingnition does the tach jump from 500-1000 rpms ? check engine light on? if so check the 02 sensor, ignition modular, or crank sensor

...tach will go to 4000 and the car will only go 10mph. Thank you so much for your advice, Transmission has failed. Probably between $3000-$4000 depending where you live and the cost of labor at local ...