Where is the diagnostic box on a 1987 EFI truck?
1985-1986 (and some 1987‘s) EFI trucks do not have this box, you’ll find the spot to jump it at the DRIVERS side fenderwell. It is the connector that has 2 wires (not 1, not 3 or 4, just 2).
Why does my Toyota pickup not downshift to 2?
Transmission will not downshift when depressing the accelerator on the highway, or when going on a slight incline at a speed higher than 30 miles per hour. I have to manually drop the transmission from D to 2 in order to accelerate when not on the Highway, and I have to disengage overdrive while on the highway.
What to do if you have a problem with your EGR valve?
Ok, here we go. The quickest way to eliminate a potential problem with your EGR valve is to take it out of the mix completely without having to remove it from the engine. Here is how by-pass it for diagnostic purposes. Loosen the 27mm nut at the egr pipe, the loosen the two at the egr pipe to plenum.
What do trouble codes mean on Toyota trucks?
By checking the trouble codes, a possible problem could be narrowed down to a number of causes. While not an exact diagnostic tool, the check engine light and self-diagnostic system can get the individual working on his/her truck close to a possible fault, and, hopefully, to a successful repair.
What was the problem with the Toyota 22RE engine?
There was an internal bulletin for Toyota factory technicians back in the mid 80’s about a similar issue with 22RE engines. The issue was an internal programming problem with the ECU.
What are the serial numbers on a Toyota 22RE?
On the early 22RE engines (’85-’87), there are only “one-digit” codes, that is the entire code will be counted out in 1 – 13 flashes. Later model 22RE engines (’88-’95) can have two different code types may appear: One-digit and two digit.
What kind of fuel injection does a Toyota 22R-E have?
The Toyota 22R-E engine has an electronic fuel injection (EFI) system and ignition system with a mechanical distributor. In 1985, the 22R engine was redesigned, many parts from the newer 22R-E (such as cylinder head, block, pistons, the timing chain, and cover, water and oil pumps) are not compatible with those from the older pre-1985 engine.
Is there a factory service manual for 22RE?
This is to be used as a basic guideline to start with diagnostics, there is no substitute for a FACTORY SERVICE MANUAL. That has the most detailed and correct info for your year of 22R/22RE/22RTE. Aftermarket manuals can sometimes lead you down the wrong path since they are written for a year range of 10+ years or more.
What kind of truck has a 22RE engine?
I have a ’92 4×4 truck with a 22RE engine. A piece has broken or fell off and I don’t know what is called or how to fix it. I tried to attach a picture but couldn’t.