Wrenching on the E-350, Again

Spent the weekend working on the E-350.  At least the Old Girl had the decency to act-up on a Saturday morning at home, and even tho it’s December, it was sunny skies and high 50° all weekend. Symptoms: substantial loss of power, “Service Engine Soon” dash light, rough idle, throwing P1316 DTC (Injector Driver Module). Since I don’t have a fancy scanner…

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