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Trouble code 45 chevy

· Here is how to read GM ABS trouble codes on an OBD1 system. This applies to Chevrolet and GMC vehicles from the 1990s. Put a jumper across the pins and. · I have a 90 Chevy Silverado,. 90 Chevy Silverado Code 42: Sign In. I have some one sending me a wire diagram and a trouble tree. A DTC is a diagnostic Trouble Code. The computers used on Third Generation F- bodies are considered OBD- I ( First Generation On Board. ECM Trouble Codes and Diagnostics for. You can read these malfunction codes in several. Trouble Code 45 indicates that the O2 sensor is showing a.

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    Trouble chevy code

    · any one have any ideas what may cause trouble code 45 0n a 1988 chevy 1500, with a 350 engine. i just put this engine in about a week ago. This is the description of a Code 44 as set on GM products It is an indication of a lean. The ECM supplies a voltage of about. 45 volts between the. · Accessing Trouble Codes. 45 - Oxygen sensor or circuit - rich exhaust detected. 1982 2wd Chevy C30 Crewcab Dually, 454/ Manual. 1988 Chevy C/ K pickup with ECM trouble code 22 ( throttle position sensor), check engine light and high rpm. > FREE expert answers to automotive questions. GM Diagnostic Trouble Codes Self Help. Chevy Truck Forum | Silverado Sierra GMC Truck Forums. Feb 17, 12: 45pm.

    I' m going to try and explain what exactly the trouble codes mean, and how to pull the codes from your car' s ECM. ELECTRONIC SPARK CONTROL ( ESC) CIRCUIT 44. OXYGEN SENSOR CIRCUIT ( LEAN EXHAUST) 45. GM OBD1 DTC codes for 1995 and older. 45 oxygen sensor rich exhaust. problem is that the truck has to be be off to read the code,. learn more about OBD Car Doctor. Download OBD Car Doctor and enjoy it on your iPhone, iPad, and iPod touch. If nothing else, very simple to reset error codes vs paying for a tool to reset. Hi, A couple months ago, my fuel pump went out.

    I replaced it and also put in new plugs, plug wires, cap and rotor, fuel filter, air filter,. Have trouble code 45 on a 1993 s10 blazer 4. Have replaced oxygen sensor, did not help - Chevrolet Blazer question. You can clear the codes on your Chevy Silverado using an OBD scan tool, a hand- held computerized device available at most auto parts retailer. The tool is used to. GM OBD/ OBD2 Codes > > GM 92- 95 C/ K Pickup. 45, Oxygen sensor ( O2S) / heated oxygen sensor ( HO2S) – mixture rich, Fuel pressure high, injector( s) leaking. Code Description Code 12 No distributor reference pulse ( diagnostic test active) Code 13 Oxygen sensor circuit open or n. GM OBD I Trouble Code Chart. Code 45, Oxygen sensor error ( rich condition indicated). May 05, · GM OBD1 Fuel pump circuit ( low voltage) code 54. and Inspection Diagnostic Trouble Code Tests and Associated. Chevy Astro trouble Code. The ECM uses this information to adjust the amount of fuel delivered to each cylinder.

    Fault Code Description. 45 - Oxygen sensor error ( rich condition indicated) ; On V- type engines with two O2 sensors, code 45 would indicate the left bank. GM FAULT CODE 42 ELECTRONIC SPARK TIMING ( EST) CIRCUIT Problem Finally FoundWORKED FOR ME DIAGNOSTICS SHEETS turboimagehost. 1989 k1500 4WD 5. 7L 350 is flashing trouble code 45. I have put in a brand new EGR valve. The Haynes - Answered by a verified Chevy Mechanic. CODE 45- Rich Exhaust. Trouble Code 45 indicates that the O2 sensor is showing a persistently low exhaust oxygen content ( rich), despite the efforts of the ECM to decrease injector on- time ( thus decreasing fuel delivered). Integrator and BLM. P0304 is a diagnostic trouble code seen when a misfire is detected in cylinder 4. This code may be seen with other misfire codes and lean / rich.

    How to Get GM OBD1 Codes. Article describes diagnostic trouble code definitions for GM manufactured vehicles made before 1995. 45 - Oxygen sensor. Jan 30, · OBD1 code 45 TBI GM 87- 95 running rich! How To Read Check Engine Light Trouble Codes OBDDuration:. 1993 GMC/ Chevy 5. This is the description of a Code 45 as set on GM products It is an indication of a rich mixture as indicated by the oxygen sensor readings. a trouble code will be stored. This code also can be set when the engine is running too rich or two lean and setting a code 44 or 45. Code Description Code 12 No distributor reference pulse. Code 45: Oxygen sensor error. Repair Information for P1345 Chevrolet code.