E. LearndmvDMV PRACTICE
Find your state Exam types Practice tests Sign in Create account ↗
Practice quizzes / BTEB Motorcycle Servicing Practice Questions - BTEB National Skill Certificate - Motorcycle Servicing Exam / Question 58470
Practice question

In an EFI system, which sensor provides feedback on exhaust oxygen content to help the ECU adjust the air-fuel ratio?

  1. Crankshaft position sensor
  2. Oxygen (lambda) sensor
  3. Throttle position sensor
  4. Coolant temperature sensor

Answer: B — Oxygen (lambda) sensor

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: BTEB Motorcycle Servicing Practice Questions - BTEB National Skill Certificate - Motorcycle Servicing Exam →
Learndmv.

Thoughtful practice for the road ahead. Find permit, road signs and CDL preparation by state.

Explore

Practice by stateAll practice testsExam types

Your account

My profilePractice historyAccount security

Get started

Create accountSign inSitemap
© 2026 LearndmvIndependent practice resource · Not affiliated with any state DMV.