Honda Odyssey Serpentine Belt Diagram
Belt routing diagrams for all Honda Odyssey generations. Find your belt size and replacement instructions.
🔧 Belt Finder: Select Your Year
⚠️ Note for 2005-2010 Odyssey Owners
Some 2005-2010 Odyssey models have two separate belts - one for the A/C and alternator, and a smaller belt for power steering. Check your engine bay before ordering parts.
📐 Belt Routing By Generation
RL1 (1st Gen)
1999-2004 • 3.5L J35A V6
Belt Routing Path:
Crankshaft → Power Steering → A/C → Tensioner → Alternator → Water Pump → Idler
Tensioner:
Automatic tensioner (19mm socket)
Belt Part Number:
6PK1880 / Bando 6PK1880
💡 Pro Tip: Use 19mm on tensioner, rotate counterclockwise. Good access from top.
RL3/RL4 (2nd Gen)
2005-2010 • 3.5L J35A V6
Belt Routing Path:
Main belt: Crankshaft → A/C → Tensioner → Alternator → Idler. Separate P/S belt on some.
Tensioner:
Automatic tensioner (19mm socket)
Belt Part Number:
6PK1880 (A/C) + 4PK890 (P/S)
💡 Pro Tip: Some models have 2 belts - one for A/C/Alt, one for Power Steering.
RL5 (3rd Gen)
2011-2017 • 3.5L J35Z V6 (VCM)
Belt Routing Path:
Crankshaft → A/C → Idler → Power Steering → Tensioner → Alternator → Water Pump
Tensioner:
Automatic tensioner (19mm wrench)
Belt Part Number:
6PK1870
💡 Pro Tip: Tight engine bay. May be easier to access from below on lift.
RL6 (4th Gen)
2018-2024 • 3.5L J35Y V6
Belt Routing Path:
Crankshaft → A/C → Idler → Alternator → Water Pump → Tensioner
Tensioner:
Automatic tensioner with wear indicator
Belt Part Number:
6PK1855
💡 Pro Tip: Check tensioner wear indicator. Replace tensioner if past service marks.
📋 How to Replace Odyssey Serpentine Belt
Take a photo of the belt routing
The routing diagram is often on a sticker under the hood
Place a 19mm socket on the tensioner
Some need a breaker bar for leverage
Rotate counterclockwise to release tension
Hold tensioner while sliding belt off a pulley
Route new belt per diagram
Leave tensioner for last - it holds the belt tight
Verify belt is seated in all grooves
Start engine briefly and check alignment
🚨 Signs Your Belt Needs Replacement
Squealing noise - especially at startup or when turning
Visible cracks - check the ribbed side of belt
Glazed/shiny appearance - belt is slipping
AC or power steering issues - belt not gripping
⭐ Recommended Belts for Odyssey
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