PI1532A
Service Bulletin Details
Public Details for: PI1532A
This preliminary informational bulletin provides repair information on engine control module (ecm)reprogramming to correct a customer concern of mil illuminated, dtc P16F3 with a?A?Engine power is reduceda?A? Message displayed in the dic
- 2014 -
Models from 2014
2014 CHEVROLET CORVETTE |
Bulletin No.: PI1532A Date: Nov-2015 Subject: MIL Illuminated, DTC P16F3 with Engine Power is Reduced Message Displayed in DIC Models: 2014 Chevrolet Corvette Attention: This PI also applies to any of the above models that may be Export vehicles. This PI has been revised to update the Condition/Concern. Please discard PI1532. Condition/Concern Some customers may comment on the malfunction indicator lamp (MIL) illuminated with an ‘Engine Power is Reduced’ message displayed in the DIC. Technicians may find diagnostic trouble code (DTC) P16F3 set in history. This code may have set in the Engine Control Module during a cold engine start. Recommendation/Instructions If following the diagnostic instructions for this code above in Service Information (SI) does not lead to a root cause, update the Engine Control Module (ECM) software. An updated software calibration has been released to address this concern. Update the K20 Engine Control Module (ECM) using the Service Programming System (SPS) with the latest calibrations available on TIS2WEB. Refer to the K20 Engine Control Module: Programming and Setup in SI. Important: Verify the battery voltage is more than 12 volts but less than 16 volts before proceeding with reprogramming. The battery must be fully charged BEFORE reprogramming. Important: During reprogramming, the battery voltage must be maintained within the proper range of 12-15.5 volts. CONNECT the approved Midtronics® PSC 550 Battery Maintainer (SPS Programming Support Tool (EL-49642) to the vehicle or the GR8 (EL50313) in the power supply mode. Warranty Information For vehicles repaired under the Powertrain coverage, use the following labor operation. Reference the Applicable Warranties section of Investigate Vehicle History (IVH) for coverage information. Labor Operation Description Labor Time 2810075 Engine Control Module Reprogramming with SPS Use Published Labor Operation Time GM bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer". They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle. Properly trained technicians have the equipment, tools, safety instructions, and know-how to do a job properly and safely. If a condition is described, DO NOT assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. See your GM dealer for information on whether your vehicle may benefit from the information. WE SUPPORT VOLUNTARY TECHNICIAN CERTIFICATION 1