Ron Ananian The Car Doctor

Critters in Cars: A Surprise Repair“It’s like cheap underwear—it creeps up on you when you least expect it.” This week, Ron shared a classic “Critters in Cars” story. A 2014 Honda Accord rolled into the shop with two unrelated fault codes: one for the throttle body and one for the purge valve. No connection between them—except that they were both on the same vehicle. Turns out, the throttle body was filthy—carbon buildup so bad it gouged a ring in the housing. The fix? A new throttle body and a computer reflash. Easy enough. But the purge valve? That’s where it got weird. Even after replacing the valve, the car still wouldn’t show any change in fuel tank pressure during purge events. That meant the system wasn’t functioning—and Ron had a hunch. A closer look revealed chewed wires near the vent valve harness. Mouse damage. Still, the pressure sensor wasn’t responding. The final clue? A tiny spiderweb inside the charcoal canister. Ful