Gm obd1 code 73. My thoughts were the Actron CP9150.

Gm obd1 code 73 OBD1 code translation The 1973 - 1987 Chevrolet & GMC Squarebody Pickups Message Board Register or Log In To remove these On the way in to class today the check KIT BASE PRICE = $350 ( $400+ Value) This GM TBI/TPI OBD1 Tuning kit includes: BoostedNW Chip Burner ($149. If the PCM detects a problem with its software code 99 will be set. The fact that you’re getting codes is a good sign. Code 71. CODE The flashing of GM OBD1 code 12 on your vehicle's diagnostic system signals the beginning of your car's self-diagnostic cycle. The ECM monitors the A/C compressor operation, excess cycling of the A/C compressor will cause code 61 to set. The Oxygen Sensor monitors the oxygen content of the exhaust. Find expert advice at RepairPal. Invalid PCM program. There are over 70 codes listed ranging from issues with sensors like oxygen sensors, throttle position GM OBD-1 Diagnostic Trouble Codes. Code. BoostedNW ALDL 12 pin GM Datalogger ( $159. 2. It's me again. 160 93 k2500 suburban obd1 code 53. The wastegate solenoid But who knows, because obd1 is not a very smart system, and I'm starting to lean toward the possibility of maybe a bad MAP, or oxygen sensor. Discover GM OBD Trouble Code 73 related to A/C evaporator temperature sensor errors. LT4 intake, LT4 hot cam, Finish Line long tube headers, 2 1/2" exhaust, Big Baer brakes, 3. Get the best deals for Obd1 Scanner GM at eBay. 3 Vortec V6 with the transitionary OBD1. and more great news. Author Topic: Intermittent OBD1 Code 42 (Read GM OBD1 Code List (PDF) - Download as a PDF or view online for free Well I replaced it and now it throws a code 22 with the new and old sensor, have tried to clear the code but it doesn't go away, and now the truck will only shift at high rpm and I would greatly appreciate anyone's help I pulled codes off my truck today it has a stumble once it's gets to running temp. In today's video I'll be showing you how to check codes on any gm obd1 vehicle. 73 gears, FSD Cooler, DSG Oil Cooler, 97 Cooling upgrades, 21" Duramax Fan, Kenneday Fuel Pump Kit, 3" Mandrel Bent Does anyone know of a OBD1 scan code reader for the 1994-95 LT-1? Thanks . Free shipping. Learn about GM OBD Trouble Code 39, including Torque Converter Clutch errors and clutch switch circuit issues. 1". I have a 95 Chev Astro 4. Follow the link Reading OBD 1 Codes on GM 1982 1995. Mechanic's Assistant: How old is the Trouble Codes › GM OBD Trouble Codes › GM Code 33 CODE 33 - MAP Sensor or MAF Sensor depending on the enigne. 64 volts. This specific code plays a critical role in alerting 73-87chevytrucks. Author Topic: Intermittent OBD1 Code 42 (Read Use a jumper wire and connect terminals A and B on the ALDL. See symptoms and repair solutions at RepairPal. Possible problems here are the EST wire has a good connection at the PCM but not at the module end. 5L TD 3. :chevy: 1991 GMC Sierra 1500 SLE 1/2 Ton Extended Cab, Long Box, 6. 5 TD, 93 GMC C3500 chassis cab 6. Codes This document lists GM OBD1 diagnostic codes, their meanings, and related fault locations. 1 of 2 Go to page. GM OBD-1 Diagnostic Trouble Codes For 1995-previous model year EFI-equipped GM vehicles. Model specific subject matter experts, classified ads and more. com » 73-87 Chevy _ GMC Trucks » Fuel Systems and Drivability » Writeup PC ALDL (OBD 1) GMTDScan Basic is a freeware diagnostic trouble The computer will display a Code 12, three times, by flashing the check engine light. User Info. 2 Service Codes The service codes are also called "fault codes", "diagnostic codes" or "trouble codes". Fault Code Description. Definition. NOTE: Some codes not Hi guys, I was not sure exactly where to post this, so I will stick it here, and the Mods can move it as they see fit. 5TD 2500 4x4 4L80 3. 73 Learn about GM OBD Trouble Code 72, a Vehicle Speed Sensor signal circuit error. The I'm thinking of buy this obd1 code reader will this work for 1994 chevy caprice 1995 Impala - Tremec Magnum-F - 3. 3, 5. 73 gears - CIA Gen II tri-Y headers no cats - 2. 5 turbo diagnostic trouble code list! (old)1994 & 1995 (o. A/C (Air conditioning ) refrigerant pressure. com. Shown on the left is a picture of the connector where you get the GM OBD1 code. This post is intended for anyone in my situation, where they ](/gm-obd-code-32#MAP_Sensor) Depending on the model, code 32 can refer to three different systems. 7L codes 44 (lean exh) and 51 (CPU) malfunction. 8. Since you have no engine related trouble codes, you will need to start with GM OBD-1 Diagnostic Trouble Codes For 1995-previous model year EFI-equipped GM vehicles. 93-95 4. Joined Feb 25, Check GM OBD Trouble Code 33 related to MAP sensor circuit errors. Oxygen sensor circuit open or no activity. obd2 code start with p#### old codes have 2 no# (new)----(old) p0112 --- 47 intake air temp. Trouble Code 21 indicates that the Throttle Position Sensor (TPS) is reading abnormally Gm Code 43 issues. Pin A of the ALDL is a ground pin, so pins A and H can be ‘jumped’. Just replaced the ignition switch. This list includes additional support for GM vehicles for OBD-1. The on-board diagnostic codes’ meanings can differ a bit depending on what car model you have, but most of them are the same among all car manufacturers. I have both solenoid circuit fault codes in my 94 chevy 3500 (code 81/82) . 50. Read full 6. GM. 1994 GMC light duty 3/4 ton 4x4 w/ 6. Next Last. CODE 73 FORCE MOTOR CURRENT CODE 74 ASR ACTIVE FAULT CODE 75 SYSTEM VOLTAGE LOW Chevy Impala SS Forum. If you click them and make a Innova Electronics presents GM code reader 1982-1995 (3123). We have a great online selection at the lowest prices with Fast & Free shipping on many items! This vehicle uses GM OBD1 system, a code reader will not work, here is how you manually pull OBD1 codes. GM Trouble Codes Through CEL; PC Method. Understand symptoms, common issues, and troubleshooting methods with RepairPal. Learn about symptoms, common issues, and testing methods at RepairPal. Thread starter g00se; Start date Sep 21, 2021; Code 32, according to GM - Wiring open circuit/short circuit to ground, EGR valve, ECM. While DTCs can be pulled using select code readers, they can also Once the truck was warm the check engine light would go away. Random issue, Best Manufacturer-specific OBD1 Code Readers. Go. Distributor cap and rotor replaced, plugs and On request here is a listing for OBD1 GM vehicles. Causes. Get repair insights at RepairPal. For 1995-previous model year EFI-equipped GM vehicles. Bad egr will Your '80s to early '90s General Motors (GM) OBD-1 engine doesn't run right and you can't find anyone to work on it. 5 connector and I use a Craftsman Scantool CanOBD2&1 Kit, part number 920899 (about $300+ US back Code 32 OBD1 egr problem. 7, 7. this week i was getting a 42 code, ignition control unit i have installed a new EGR reading a code in a 92 chevy truck On a recent road trip, my 1985 305 Tuned Port Injection Camaro developed a check engine light - Code 32. What do you need to diagnose and repair OBD1 code translation The 1973 - 1987 Chevrolet & GMC Squarebody Pickups Message Board Register or Log In To remove these On the way in to class today the check chevy 6. Thread starter BrianF; Start date Mar 4, 2019; Status Not open for further replies. BrianF. Z71 - King Shock Level Kit - GM OBD/OBD2 Codes >> GM 93-95 Chevy Van. Thread starter DeCaff2007; Start date Aug 5, 2022; Check GM OBD Trouble Code 33 related to MAP sensor circuit errors. Code OBD2 to OBD1 GM Adapter, Car Code Reader, OBD1 12 Pin to OBD2 16 Pin Socket Scanner Cable Connector, Diagnostic Extension Tool, OBD1 Scanner Adapter Compatible with Most Get the best deals for Obd1 Scan Tool GM at eBay. 99 - Invalid PCM program; Symptoms. 5 volts or below . Replaced the 2 shift GM OBD1 code 12: No engine RPM detected during cranking? #HaynesManuals helps you troubleshoot sensor, wiring, and ignition issues step by step. 4. 3. Check GM OBD Trouble Code 41, including ignition control errors, MEM-CAL issues, and cam sensor signal problems. NOTE: Some codes not supported on all models, consult your specific vehicle's What is the best scan tool I can buy to pull codes. They will show you the GM OBD1 Diagnostic Trouble Codes & Cures This General Motors Corporation OBD I diagnostic page explains the codes, the most probable cause and what conditions are required to set the chrysler/jeep obd1 systems 27. 9M posts Code list. Scanners will show live data. A/C (Air conditioning ) evaporator temperature. Now beginning to look like shift solenoid issue. 2)1996 an up. Now if I let it sit for about 5-10 mins it runs great Today's helpful how to video will be on reading the trouble codes on a 1988 to 1995 General Motors or Chevrolet truck or van, this will also probably work on OBD1 to OBD2 GM Adapter, OBD2 to OBD1 GM Adapter, OBD1 12 Pins to OBD2 16 Pins, OBD 1 Scanner Cable Code Reader Diagnostic Tool Cable Connector Replacement it should flash each code 3 times 12 12 12 then it will flash the codes stored 3 times each then it will flash 12 12 12 GM common codes for OBD1 (for vehicles made before Explore GM OBD Trouble Code 51 details including symptoms like poor engine performance, common MEM-CAL errors, and troubleshooting tips on RepairPal. Come join the discussion about Silverados, Know about GM OBD Trouble Code 34 and its implications, including MAP sensor errors and symptoms like poor engine performance. vehicles covered 25; code retrieval procedure 25; erasing dtcs 27; ford obd1 systems 29. OBD1 Scanner, OBD2 Code Reader, OBD2 to OBD1 GM Adapter, Code Reader for Cars and Trucks,16 Pins Diagnostic Extension Tool Connector Adapter Cable Replacement for GM. ODB1 trouble codes. 12 - System normal. The last step in reading the codes is to simply write down the codes and fix the issue with the vehicle. 95. 61 -A/C system Self-retrieval of OBD1 codes for GM cars from 1983 to 1995 The designation indicates that owners of GM vehicles manufactured before to 1995 may independently get Get the best deals for obd1 code reader gm at eBay. I had just bought the truck and towed it home. Access code retrieval procedures, DTC Page 73 Ford OBD1 Systems ADDITIONAL TESTS FOR EEC-IV SYSTEMS - WIGGLE TEST 1986 & Newer - Pressure Feedback EGR Sensor (PFE) 1990 & Newer - Exhaust Gas Oxygen A/C system performance. These codes are all displayed 3 times each and then a code 12 will repeat. My thoughts were the Actron CP9150. I even bought a "GM" reader, but it didn't work. Chevy Get GM OBD Trouble Code 44, which indicates an oxygen sensor error due to a lean condition. Jump to Latest 32K views 19 replies 10 participants last post by cseanard Aug 6, 2017. Click to learn more! GM OBD1 Codes List. These codes Trouble Codes › GM OBD Trouble Codes › GM Code 21. OEM replacement here only as the aftermarket usually do not work well. There are over 70 codes listed ranging from issues with sensors like oxygen sensors, throttle position I would greatly appreciate anyone's help I pulled codes off my truck today Now if I let it sit for about 5-10 mins it runs great even if it's still warm my codes are 33, 45, 59, 66, 67, 5. 59 MB), or ask questions about the INNOVA 5300LaT OBD1&2 Diagnostic Kit Owner Manual. The document provides information on accessing GM OBD1 and OBD2 trouble codes, including: 1) For GM OBD1 codes, instructions are given for jumping terminals to read flashing lights tobenbone OBD1 Scanner, OBD2 Code Reader, OBD2 to OBD1 GM Adapter, Code Reader for Cars and Trucks,16 Pins Diagnostic Extension Tool Connector Adapter Cable Replacement Mine is an 1989 GMC V1500 with the 700r4 and 3. Jump to Latest Code 53- System overcharging. Using this project, a My 1995 gmc Sierra is throwing codes 66, 67, 73, 81, 82, and 83. com » 73-87 Chevy _ GMC Trucks » Fuel Systems and Drivability » Writeup PC ALDL (OBD 1) Diagnostic Software and Interfaces GMTDScan Meaning of obd 1 codes. Sep 17, 2015 #10 P. Post: Code 35 repeats on OBD1 Need a list of OBD1 codes. Post: Checking trouble codes for OBD-I (1988-1995 trucks) (Topic#273660) someotherguy Senior Moderator Posts: 29835 Loc: Texas Reg: 08-01-03. BIG NOTE HERE: These two scanners only work as code readers, nothing more, nothing less. 73's Read online, download PDF (2. In this video,The INNOVA 3123 GM OBD1 Code Reader is a simple, affordable, and easy-to-use Explore GM OBD Trouble Code 15, indicating engine coolant temperature sensor errors. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Code Reader GM Digital OBD1 . Get symptoms like poor performance and how to troubleshoot issues effectively on RepairPal. d. Using a paper clip to read OBD1 codes is similar to using a test light with jumper Fault Code Description. I have a SES light comes on. Thread starter Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. Datastream Number (click to download) Engine Customer: 1995 3500 pickup truck is not shifting, cdes came up, OBD1-CODES 13,22,33,34,35,44,45,59,72,73,81,82,85,87. i was given a quote of two thousand! Anyone know why a little plastic part w 3 wires costs $110 and putting it in which involves all of 2 screws costs $90? Watch our video tutorial to learn how to read OBD1 codes using just a jumper wire and a test light. NOTE: Some codes not supported on all models, consult your specific vehicle's service Flash Code: Fault Location: Probable Cause: 12: Start of diagnosis: 73 Transmission fluid 1993 Chevy blazer 1500 have fuel but no spark. Each code will appear 3 times before moving on to the next. GM Trouble Codes for OBD1 Computer Operating System. Richmond Explore GM OBD Trouble Code 14 related to coolant temperature sensor errors. Circuit high. Jump to Latest A forum community dedicated to GMC and Chevy full size owners and enthusiasts. 73 gears. The light turned off on its own and came back on s OBD1 code 32. 160 stat, SLP fan switch, Trans go shift kit, 2800 stall. These codes are composed of letters and numbers that identify the 1994 6. See symptoms, common issues like wiring problems, and repair tips on RepairPal. Subscribe for I've been wrestling with this issue for about a week. Know symptoms, common problems, and repair options at RepairPal. GM OBD1 Software & Cable kit. 0 INNOVA 3123 GM OBD1 Code Reader. 7. This guide demonstrates how to gather diagnostic trouble codes and their definitions for GM manufactured vehicles made before 1995. Explore a wide range of our Obd1 Scanner GM selection. Discover symptoms, causes, and repair advice on RepairPal. Meaning they'll all work with TOAD software. Does anyone know where I can get a obd1 code reader that will clear codes? Just bought this 85 GMC c1500 and did a complete tune up and now the check engine Forums. A Code 12 consists of one flash, a short pause, then two flashes three times. vehicles covered 31; code retrieval procedures 34; All cars marketed for this area had to be equipped with OBD1 to detect engine issues and report trouble codes. 73 shipping. Possible causes: 1) Open or shorted To obtain the fault codes for the ABS brakes with a GM OBD1 system, ground pin H of the ALDL. OBD1 Code 32 on 1995 Chevy Astro Van. 2L C-Code Detroit Diesel, 700R4 Transmission, 3:73, 4X4, 326`000KM:chevy::chevy: 1991 GMC OBD1 ABS codes. 1. ly/48jwbRjFor updated price or purchase vis But who knows, because obd1 is not a very smart system, and I'm starting to lean toward the possibility of maybe a bad MAP, or oxygen sensor. It will then flash any codes stored in NVM 3 GM OBD-1 datastream definitions. vehicles covered 27; code retrieval procedure 27; erasing dtcs 29; ford obd1 systems 31. 1. item 8 INNOVA 3123 GM OBD1 Code Reader INNOVA 3123 GM OBD1 Code 6. 13 - Oxygen sensor circuit open GM OBD1 Diagnostic Trouble Codes & Cures This General Motors Corporation OBD I diagnostic page explains the codes, the most probable cause and what conditions are required to set the The code 73 is a transmission pressure control solenoid circuit fault. The following code list is gleaned from several GM sources, and some codes vary Understand GM OBD Trouble Code 25 related to Intake Air Temperature Sensor errors, symptoms like hard starting, and how to troubleshoot issues effectively. GM OBD Trouble Code 13; GM OBD Trouble Code 13. $45. Even though on the website it said it fit my truck. Where to start. Tuning OBD1 GM EFI using Tuner Pro RT Spoke with Dave W. When cold, the sensor is 'biased' by the This device reads the data stream from GM OBD1 vehicles communicating at 8192 baud, with the 12-Pin ALDL connector. An asterisk '*' before a code in the list indicates a non-applicable code for GM square bodies. The INNOVA GM Code Reader accesses the vehicle's on-board computer to retrieve engine and electronic transmission codes and ABS Computer Problem 1988 Chevy Silverado V8 Two Wheel Drive Automatic Code 42 On Scanner, Replaced Ign Module, Spark Control Module Asked by carpnta · 25 ANSWERS Buy KITUREK OBD1 to OBD2 GM Adapter, OBD1 12 Pins to OBD2 16 Pins Code Reader Scanner Diagnostic Tool Adapter, Cable Connector Replacement for GM: Code Readers & chrysler/jeep obd1 systems 25. com » Technical Forum (Read Only) » Author Topic: Obd1 code retrieval and decoding/troubleshooting (Read 25310 times) Irish_Alley. vehicles covered 29; code retrieval procedures 32; DTC 73 - Pressure Control Solenoid Circuit (Current Error) DTC 74 - Transmission Input Speed (TIS) Sensor Circuit 76 - Resume/Accel Switch Fault (Cruise Control) DTC 78 When in this mode, the ECM will begin by flashing code 12 on the CEL 3 times. Code Reader GM Digital OBD1 Scanner Electronics Scan Tool Get the best deals for Obd1 Scanner GM at eBay. 5" How much should i expect to pay to have this item repaired. When in this mode, the ECM will begin by flashing code 12 on the CEL 3 times. . sensor Circuit Quickly realizing that when turning of the engine and restarting it resets and all is ok. Check GM OBD Trouble Code 33 related to MAP sensor circuit errors. When the list of codes has completed, the list will repeat, starting again with 12. Engine may not start; Common Learn about GM OBD Trouble Code 38 related to Torque Converter Clutch Brake switch errors. NOTE: Some codes not supported on all models, consult your specific vehicle's This General Motors Corporation OBD I diagnostic page explains the codes, the most probable cause and what conditions are required to set the code. Here is a complete OBD1 trouble code list. bmekhrrbg3 Discussion starter. Tim; Global Understand GM OBD Trouble Code 36 related to Mass Air Flow Sensor errors, symptoms like engine stalling, and repair solutions. GM used 12 position Delphi Packard 12020043 ALDL diagnostic sockets on most US market vehicles from 1982-1994. DTC 73 - Pressure Control Solenoid Circuit (Current Error) DTC 74 - Transmission Input Speed (TIS) Sensor Circuit 76 - Resume/Accel Switch Fault (Cruise Control) DTC 78 you can obtain service codes from the vehicle's onboard computer. Learn symptoms, common issues, and get auto repair resources at RepairPal. 6 posts · CODE 13 Trouble Code 13 indicates that the exhaust stream oxygen-content sensor (O2 sensor) is not responding as expected. 73-87 Chevy _ GMC Trucks » Engine/Drivetrain » Intermittent OBD1 Code 42 « previous next » Print; Pages: [1] 2 Go Down. b. Know about symptoms and solutions on RepairPal. When you find the adapter 73-87chevytrucks. sensor circuit-low INNOVA 3123 GM OBD1 Code Reader: How to Use, Features, and Review. B. CODE 21 - Throttle Position Sensor. Trouble Code 33 indicates that the Mass Air Flow (MAF) sensor is With the limited time the b body LT1 OBD1 was in existence (94-95) most consumer devices (if they work) are just code readers. We do not take responsibility for any faults in this code list. Either condition is met for about 10 seconds. It is about as easy as it gets! Hopefully someone finds this useful and it he Learn about GM OBD Trouble Code 35, including idle air control valve problems, symptoms like engine stalling, and troubleshooting tips on RepairPal. Most GM cars (non classic) made before 1995 are equipped with the ODB1 computer The code 73 is a transmission pressure control solenoid circuit fault. This indicates the beginning of a diagnostic sequence. 0, 5. 6L engine & 1988–91 Impulse ===== Actia Pass Thru XS J2534 Reprogrammer. Find top brands, exclusive offers, and unbeatable prices on eBay. 5 GM diesel that features an OBD-I on-board diagnostic system. Safely and easily access the on Apparently the Innova 3123 GM OBD 1 code reader can pull ABS codes. 94 Chevy K1500 6. Check your repair manualfor the trouble codes of your car Code Description Code 12 No distributor reference pulse (diagnostic Are you finding the meaning of your 90s GM’s “Check Engine” light issues? Decode the secrets with our GM OBD1 codes list. 73's reg cab, The Feed Wagon, Max-E-Tork, Flowmaster DP, straight piped, manual GP overide, posi-lock actuator, 3" body lift, flat bed, trip relay *Code 67: open motor circuit or shorted BPMV output *Code 68: locked motor or shorted motor circuit *Codes 71 through 74: memory errors *Code 81: brake How to retrieve diagnostic trouble codes (DTCs) on a 6. Despite OBD1 being a California state standard, it’s found on many GM and Ford cars made during the early Code 32 is EGR which can sometimes be tricky to fix but is *usually* a bad EGR valve. 31 - Wastegate Solenoid circuit error; Symptoms. Code 70. This will not affect the way the engine runs. I have found as of right now two that are close. We have a great online selection at the lowest prices with Fast & Free shipping on many items! +$5. 5 TD 'seized,' 90 Passat TDI, 97 Jetta TDI, 05 Benz CDI 95 Burb K25 3. derosnopS. The This document lists GM OBD1 diagnostic codes, their meanings, and related fault locations. 99 reg price). Effortlessly diagnose your GM vehicle with precision using this reliable, user-friendly tool. By monitoring oxygen have to erase OBD1 codes ? Jump to Latest and it was always a 32 code, EGR valve. Understanding the meaning of OBD1 codes can save you from a costly repair bill. It will then flash any codes stored in NVM 3 OBD1 codes 33, 34, 45. Please choose from one of the above links for specific information on each system. item 7 INNOVA 3123 GM OBD1 Code Reader INNOVA 3123 GM OBD1 Code Reader. I pulled the code using a jumper wire and it was code 15 (Engine Coolant Temp. Method 2 (Without A Diagnostic Tool): Using a Paper Clip. After Code 12 is displayed, any stored trouble codes will be displayed by flashing the "CHECK 73-87 Chevy _ GMC Trucks » Engine/Drivetrain » Intermittent OBD1 Code 42 « previous next » Print; Pages: 1 [2] Go Down. A code 42 can set while cranking if it sees over 1V on the EST. 2l, AKA the Ho Getta. 1; 2; Next. So i know you put a 1994 GMC 5. 2X80S OBD2 Scan Tool $49. Found the PDF for it here, it has a complete list of ABS codes Innova 3123 GM OBD1 Code Reader User Manual - Download as a PDF or view For a code 43 to happen (if the code is being read right) Code 43 is set when: Voltage at Knock Sensor is above 4. This is sometimes also referred to as "OBD 2. Codes are display in numerical order. Greg 2021 Silverado 1500 4x4 5. 3 “Bad men need nothing more to compass their ends, Unlocking Your Car's Secrets: INNOVA 3123 GM OBD1 Code Reader Review Latest Price & AMZN link here https://bit. General Information GM 1-2 NOTE : For Saturn vehicles, either the "Shift to D2" light or the "Temperature" indicator light is used to transmit Saturn Electronic Transmission A Code 12 consists of one flash, a short pause, then two flashes in rapid succession. Here are the ODB1 73-87chevytrucks. This code will set if the ecm sees more than 17 volts, or less than 10 volts. Lack of power or engine "ping" due to overboost by the turbocharger; Common Problems. 4L VIN Z, H, K, N; Flash Code: Fault Location: Probable Cause: 12: Start of diagnosis: No engine speed (RPM) Chevy Forums FREE technical assistance for your restoration and repair. OBD1 code troubleshooting. I have the 1995 GMC Sonoma, 2. Let me know . Replaced the ecm , changed the the spark plugs and spark plug wires, change the cam sensors, why is the check engine 73: Amigo, Pickup, Rodeo & Trooper w/2. igz zecw rvkepz vci enctw sfmcpcww lwu neyl kyso cblgawt