Tackling Fault codes for a 2001 Honda odyssey
My New (to Me) 2001 Honda Odyssey: Slowly Tackling the Fault Codes One by One A few weeks ago, I picked up a 2001 Honda Odyssey on a bargain. It’s not perfect—what 20+-year-old car is?—but I’ve been slowly working my way through the glitches and bringing it back to life. It’s been a journey of patience and learning, but I’m making progress! When I first ran a diagnostic scan, I was greeted with a handful of OBD-II codes that gave me a starting point for what needed fixing. Here’s what I’m dealing with and what I’ve learned so far. P0141 - O2 Sensor Heater Circuit (Bank 1, Sensor 2) This code was the first to catch my attention. It points to an issue with the heater circuit in the oxygen (O2) sensor located after the catalytic converter on Bank 1. The sensor uses a built-in heater to get up to operating temperature faster, and when that heater malfunctions, emissions can’t be monitored properly. What I Did So Far: I inspected the wiring around the O2 sensor and didn’t see anything obvio...