42 for 94 chevy truck c1500 4 answers. Web trouble code 42 indicates that there may be a malfunction in the electronic spark timing (est) system. Engine speed > 600 rpm with no est pulses (ecm controlled timing).
1988 Chevy Truck Code 42. Engine speed > 600 rpm with no est pulses (ecm controlled timing). 1988 was also the introduction. 42 for 94 chevy truck c1500 4 answers.
I changed master cylinder and slave cylinder now truck is throwing off code 42 which told me solution would be fix transmission shift. Engine speed > 600 rpm with no est pulses (ecm controlled timing). System in bypass mode but the ignition module is still controlling timing.
Number(s) below refer to circled number(s) on the diagnostic. Web chevy truck tech forums. This probably also works for cars made by general motors between 1.
Web here is how to read the trouble codes on a 1988 to 1995 general motors or chevrolet truck. Some testing of the ecm in regards to code 42 based on instructions i found on the. Chevy s10 forum (gmc sonoma) getting code.
Web trouble code 42 indicates that there may be a malfunction in the electronic spark timing (est) system. Computers and control systems testing and inspection, diagnostic trouble code tests and associated. Web i have changed the plugs, wires, coils, cam sensor, and the intake but it still miss fires only when warm what could.
42 for 94 chevy truck c1500 4 answers. During cranking, the timing is controlled by the ignition module while the.
1988 Chevrolet S10 Pickup 1/4 mile trap speeds 060
1988 Chevy Silverado Code 42 Computer Problem 1988 Chevy..., Page 2
1988 Code 42 most likely cause CorvetteForum Chevrolet Corvette
I'm having trouble with my 2006 Chevy Silverado Crew Cab it saying it
1988 Chevy Silverado Code 42 Computer Problem 1988 Chevy
Chevrolet Serial Number On Engine Blocks sappkel
Code 42 I Was Checking for Codes on My Truck and Got Code 42, but...
1988 Chevrolet S10 Pickup 1/4 mile Drag Racing timeslip specs 060