by Mitchell 1
Mitchell 1 provides TSB information to Auto Service Professional, an online edition of Auto Service Professional magazine, which fulfills a critical role in the automotive aftermarket by providing technical information to independent repair facilities and new car dealer service departments. We’re sharing this content in our blog, with a link to the Auto Service Professional website where you can read the article in full. Enjoy!
For DTC P0089 and P228C, inspect condition of pin locations 1 and 2.
If the diagnosis has been followed and the root cause has not been isolated, inspect terminals in connector X161 for looseness and/or black burn marks on the surface of both male and female terminals. Note: for DTC P0089 and P228C, locations 1 and 2 are the pins to look at.
Example of a burnt spot. Also, this has poor terminal tension.
Another example of terminal pin burn marks.
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