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U1301 Diagnostic Trouble Code Discussion for January 2014

Class 2 Data Line Short To Voltage


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Trouble Ticket Help Requests for DTC U1301
Help Request Posted
2002 Saturn SL1 1.9L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G8ZH52882
U1301: Class 2 Data Link Circuit High Input. Customer called a month ago or so said they thought they had a charging problem, had a older battery replaced at a another shop, then a month ago had same shop replace a alternator, problem didn't go away, we had extreme cold coditions and car sit one day for ...
January 10, 2014
2002 Saturn SL1 1.9L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G8ZH52882
U1301: Class 2 Data Link Circuit High Input. Customer called a month ago or so said they thought they had a charging problem, had a older battery replaced at a another shop, then a month ago had same shop replace a alternator, problem didn't go away, we had extreme cold coditions and car sit one day for ...
January 10, 2014
2002 Saturn SL1 1.9L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Misfire, Poor Fuel Economy, MIL Lamp on VIN: 1G8ZH52882
U1301: Class 2 Data Link Circuit High Input. Customer called a month ago or so said they thought they had a charging problem, had a older battery replaced at a another shop, then a month ago had same shop replace a alternator, problem didn't go away, we had extreme cold coditions and car sit one day for ...
January 10, 2014