Ignition coil supply voltage circuit bank 1. The circuit includes a switch which is closed only during starting operations of the engine. How to Repair Check the “Possible Causes Repair Information for P135A code. Specifically, that the oxygen sensor has stayed at a high voltage for too long without switching back. Repair Information for P135A 2015 Chevrolet Silverado code. This code specifically points to an issue with the electrical supply voltage to the ignition coil in one of the engine's banks. If the voltage is MORE than 200mV, replace the X50A Fuse Block – Underhood and proceed to step 9. Learn what Ignition Coil Supply Voltage Circuit Bank 1 means, location and how to repair. , INC. Refer to Fuse Block Replacement, Underhood Electrical Center or Junction Block Replacement in SI. 1: Identifying Location Of Ignition System Components (1 Of 2) Courtesy of TOYOTA MOTOR SALES, U. Bank 1 is powered from fuse 88 (mine was blown). The P135A diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado indicates a problem with the Ignition Coil Supply Voltage Circuit on Bank 1. . Repair Information for P135A 2017 Chevrolet Silverado code. PARTS LOCATION Fig. com Add a Comment Repair Information for P135A Chevrolet code. Dec 24, 2021 · The coil packs did not have voltage on bank 1 (outside pins on connectors). The under hood fuse panel has very poor descriptions. This code indicates that there is a problem with the electrical circuit that supplies power to the ignition coil on the specified bank of cylinders. The Engine Control Module (ECM) monitors the ignition voltage from the fuse to individual coils. A. Repair Information for P135A 2018 Chevrolet Silverado code. 5 V on the ignition coil supply voltage circuit. Repair Information for P135B code. The time now is 05:25 AM. The cost to repair the Ignition Coil Supply Voltage Circuit Bank 1 issue can vary depending on the exact cause of the problem and the location. AutoCodes P135A 2014 CHEVROLET SILVERADO - Ignition Coil Supply Voltage Circuit Bank 1 autocodes. P135A Tuning / Diagnostics -- engine and transmission All times are GMT -5. Ignite your engine's performance with MSD. Repair Information for P135A Buick code. It ran pretty rough on 3 cylinders but remained running. The P135A diagnostic trouble code (DTC) refers to an issue with the ignition coil supply voltage circuit on Bank 1 of the engine. The Diagnostic Trouble Code (DTC) will be set if the ECM detects less than 2. Feb 25, 2019 · A technician may find one or more of the following DTCs set: P135A: Ignition Coil Supply Voltage Circuit Bank 1, P135B: Ignition Coil Supply Voltage Circuit Bank 2, P16A7: Engine Controls Ignition Relay Feedback Circuit 2, P16AF: Engine Controls Ignition Relay Feedback Circuit 2 Low Voltage. For purposes of illustration this switch is shown as part of a manual switch 15 which in the start position completes one circuit through the battery and ignition coil 10 and another circuit through the battery and the starter solenoid 17. Shop the industry leader in ignition controls, distributors, coils, spark plug wires, and Atomic EFI systems. Bank 2 powers from fuse 89. What is P0137? O2 Sensor Circuit Low Voltage Bank 1 Sensor 2 The P0137 code points to an issue with your downstream (post-catalytic converter) oxygen sensor on Bank 1. “Low voltage” typically means the sensor isn’t reporting the expected activity, possibly due to a faulty sensor, wiring issue, or an exhaust leak affecting its readings. When the P0132 trouble code has been stored by the power control module, it is an indication of a problem with the 02 oxygen sensor. On average, the cost for parts such as a new ignition coil can range from $50 to $200. I started the car and verified voltage on bank 2 and compared to bank 1. If the voltage is LESS than 200mV, proceed to step 7. Learn what Ignition Coil Supply Voltage Circuit Bank 2 means, location and how to repair. The ignition coil is a crucial component in the ignition system of a vehicle, responsible for generating the high Nov 9, 2025 · The ignition system uses an individual ignition coil for each cylinder. S. yehz5, kjvbg, nf6o8q, wwjs, vvvg, zkip, jsrkh, 8yqes, 9scfy, wzzhx,