What does fault code P0068 mean?

MAP/MAF – Throttle Position Correlation. MAP/MAF and throttle position do not correlate as expected.

P0068

MAP/MAF – Throttle Position Correlation

Q: What are the possible causes of P0068?

Vacuum leak; Dirty MAF; Faulty MAP; TPS issue; Intake leak

Q: How to fix P0068?

Smoke-test intake; Clean MAF; Check MAP and TPS signals

Severity: Medium Fuel & Air Metering Generic OBD-II Code Est. Repair: $100 - $400

Schedule diagnosis soon. Continued driving may worsen the issue.

What Does P0068 Mean?

MAP/MAF and throttle position do not correlate as expected.

Common Symptoms

CEL

Hesitation

Rough idle

Possible Causes

Vacuum leak

Dirty MAF

Faulty MAP

TPS issue

Intake leak

How to Fix P0068 – Repair Guide

Smoke-test intake

Clean MAF

Check MAP and TPS signals

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Disclaimer: Information is for educational reference only and does not replace professional diagnosis. Actual causes and costs vary by vehicle make, model, year and condition. Always verify with a qualified technician.