WebCode Description Code 12 No distributor reference pulse (diagnostic test active) Code 13 Oxygen sensor circuit open or no WebJun 21, 2009 · It's way down on the left side by the floorboard under the dash where all the wires come on through the firewall and its on the bottom there are 2 relays one for flashers one fo blinkers 5 prong and 3 prong Add Your Answer Video Not finding what you are looking for? Open Questions: 0 answers Repair/replace odometer gears - 1990 C1500 …
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WebPlease enter your email address and the security code exactly as shown in the image, then press "Submit" to create an account. ... S10 PICKUP: 4.3L 262cid V6: Suspension: ... Steering & Suspension Repair Manual. Sway Bar Bushing. Intentionally blank: Intentionally blank: Related Parts. CHEVROLET > 1990 > S10 PICKUP > 4.3L 262cid V6 > … WebThe engine will not run with a "hard" code 12 set; Common Problems. Chances are you will never need to diagnose a code 12. Rather, the problem would be a crank, no-start condition. If code 12 does not flash, that would indicate a communication problem with the ECM. Code 12 does not show when reading codes with a scan tool. trepied olivon
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WebThe ECM will flash each code three times, and move on to the next. If you have no codes stored, it will keep flashing code 12. Code 12 simply tells you the ECM is not receiving any pulses from the distributor (since the car is not running). If you pull codes with a scantool and the car is running, this code will not show up. Its no big deal, it ... WebBe the first to answer Oct 03, 2014 • 1990 Chevrolet C1500 0answers I have a 1990chevy c1500 4.3. five speed on the.floor. and when i givee it the gas it takes forever to catch up … WebJan 22, 2024 · 0:00 / 10:55 Reading OBD-1 Codes GM 1982-1995 - NO TOOLS NEEDED 1989 K5 Chevy Blazer Axle's Garage 20.2K subscribers Subscribe 51K views 6 years ago Reading OBD-1 … trepied manfrotto befree