rich

NEEDING HELP WITH CODES!!! KOER 42 "SYS RICH" 13 "R" IDLE SPEED CONTROL MOTOR NOT CONTROLLING IDLE PROPERLY 25 "KNOCK SENSOR NOT TESTED" KOEO 22 "MAP SENSOR OUT OF SELF TEST RANGE" -------------------------------------------------- CONTINUOUS MEMORY CODES 122 "THROTTLE POSITION BELOW MINIMUM...

1989 bronco 2 will not go above 3 grand while driving, but in neutral I will go to rev limiter. No codes, no check engine light, ran running code check, no issues. All sensors are fairly new, can't figure out why it won't go above 3 grand when it warms up and is in gear. Does smell like it's...

Truck starting jerking a little a few days ago at highway speed and then continued even at low speed. First thought was bad fuel pressure or blocked fuel filter. While driving/under load: Heavy vibration and sometimes jerks/bucks. Feels drive train related. At idle or rev up while in...

Hello everyone. I'm having problems with my 97 ranger running rich. It has the 4.0 ohc engine with a 5 speed rwd. It's throwing the following codes: p1132, p1152, p0135, p0141, and p0155. They indicate heater circuit malfunction on all three o2 sensors and that both banks are running rich...

I've got a 92 Ranger 3.0L that i'm trying to fix for a friend before he comes home from Basic Training. The truck starts and runs fine the first time i start it, but if i shut it off after the engine has reached operating temp the truck will just crank but will not start unless i hold the gas...

I've been getting this code at first intermittently now constant (since the swap) as soon as the O2 sensor kicks in. Even when the check engine light is on I can connect a voltmeter to the O2 sensor and it reads a fairly steady 0.8. When first started it's at about 0.05 then starts climbing...

i have a 1988 ford ranger 2.9 v6 that is runnin way too rich and bogs down while driving and backfires too. sumtimes dies at stoplights and can smell and see smoke coming from exhaust pipe. i have replaced the map sensor, throttle position sensor, computer, new tune up, installed new exhaust...