Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

Date Published

DEC 18, 1998

NHTSA TSB #

603139

TSB Document

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Jeep for this TSB. Call your local Jeep dealer's service department & ask for a copy of TSB# 184498.

Summary

SOME VEHICLES MAY EXHIBIT A SAG/ HESITATION FOLLOWING A COLD ENGINE START OR PARTIAL COOL DOWN RE-START, COULD BE CAUSED BY THE OXYGEN SENSOR ENTERING CLOSED LOOP PREMATURELY/IS EXPERIENCED WITHIN FIRST 30-40 SECONDS INTO THE DRIVE CYCLE. *AK