P0888 - OBD II Trouble Code
By Brad Kava
January 31, 2017
Our automotive experts have put together the following information about the P0888 diagnostic trouble code. We've provided the common symptoms that occur when this code is set along with the frequent repairs that address the issues related to the P0888 code.
What Does P0888 Code Mean?
OBD-II Code P0888 is defined as a TCM Power Relay Sense Circuit
If the Transmission Control Module (TCM) does not receive the correct amount of voltage, it will send a message to the engine control module (PCM) to set code P0888.
P0888 Symptoms
- Increased fuel consumption
- Transmission may not shift properly
Common Problems That Trigger the P0888 Code
- Transmission Control Module (TCM) failure
- Transmission Control Module (TCM) relay failure
- Wiring issue
About the Author
Brad Kava is an automotive expert at RepairPal, the leading online source of auto repair resources and estimates. With many ASE Master certified mechanics on staff who have decades of experience, RepairPal knows all the fine points of car repair.
Related Questions
See what others have asked about this, or visit the Questions page to ask your own question.
With “check engine light” on i get obd ii code p0888. can i continue to drive vehicle safely?
Getting three codes p0888, p0841 and p0700, car whines instead of shifting while driving
No comments yet…
Sign in to comment