Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

BARO Test Notes

NOTE: You should enter this Pinpoint Test only when diagnostic trouble code 14 is received in Erase and Retest or Key On Engine Running (KOER) test, or when Component Verification Test directs you here.

REMEMBER: This Pinpoint Test is intended to diagnose only the following:

- Circuit: BARO

Barometric Pressure (BARO) Sensor: