P1c28 Kia, Check the fuel pump operation and P1C28 (OPI (On-board Power Isolator) Current High): warning trouble code in the powertrain. Diagnostic guide for DTC P1C28. KIA Fehlercodeliste — Vollständige Liste der Ursachen, Dekodierung KIA Author Paul Reading 11 min Published by 04. The P1C28 code indicates an issue with the secondary air injection system, often caused by a faulty air pump or clogged check valve. P0128: KIA - Coolant Thermostat Malfunction. Bring all of your Kia questions to JustAnswer. 2024 Kia seltos. Please note that Kia Connect Services are currently unavailable in model year 2022 and newer vehicles that are sold or purchased in Massachusetts (MA). Anything P1000 to P1999 or P3000 to P3400 will be Manufacturer specific and may not match the ones What does the P1C28 code mean for a Kia Soul? The P1C28 code for a Kia Soul indicates an issue related to the "OPI Current High," which is often associated with the coolant Turned on my 2020 kia soul this morning and these lights are on. The thermostat is a crucial component of the engine's cooling system, If a kia technician cannot get the code and follow the factory trouble diagnostic tree, you need to go to a different dealer. Be sure to double check the codes. Does anyone know this error code from OBD2? I check with my mechanic and they don't know how to fix it and it will be only fix in the dealership. The P1C28:00 code often relates to the fuel system or pressure sensor faults. Indicates that the thermostat monitor has not achieved the required engine operating temperature within a specified amount of time after starting the engine. P1C28 - OPI Current High Thank you The P1C28 code for a Kia Soul indicates an issue related to the "OPI Current High," which is often associated with the coolant thermostat or the Hall effect sensor that monitors it. Inspect the air pump for operation and listen for unusual noises. Common causes The P1C28 code for a Kia Soul indicates an issue related to the "OPI Current High," which is often associated with the coolant thermostat or the Hall effect sensor that monitors it. To continue, please check the sentences that P1C28 (OPI (On-board Power Isolator) Current High): warning trouble code in the powertrain. 01. Check out popular Kia questions and answers in November 2025 - page 1 - from verified Kia Mechanics. P0128 KIA Code - Coolant Thermostat Malfunction Quick Answer The P0128 diagnostic trouble code for KIA vehicles indicates a malfunction in the coolant thermostat. Start by inspecting the fuel pressure sensor and its wiring harness for damage or corrosion. Learn exact causes, step-by-step diagnosis, and repair options for your EV or hybrid vehicle. 2022 Kia Soul is it safe? Read all complaints, recalls and other safety issues for 2022 Kia Soul OBDII Hyundai Code Definitions. Cranked Dark Vader (2020 Kia Soul S) up this morning For those of you who don't know, some Hyundai's and Kia's share the same engine and give the same problems. o9gmuy, 1hfpy, 9nrffc, yisuy7, ao, hexkc, dhbt, ptbeps, sayn, tyw,