Hot Idle Compensation System (B2200 CARBURETED)

1991 Mazda 626 LE, StandardSECTION Hot Idle Compensation System (B2200 CARBURETED)

Hot idle compensation system supplies additional air to the intake manifold to maintain smooth idle and reduce emissions. When intake air temperature is more than 153Β°F (67Β°C), the idle compensator valve opens and allows air directly into the intake manifold.

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.