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Re: I NEED INSTRUCTIONS ON HOW TO RE ADJUST THE...
Timing drive belt? there is no timing belt, and the drive belt does not affect timing ,so what is the question? the distributor adjustment needs to be done with a scanner to adjust sync.
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Bobby, oil pan bolt torques for 4.0 Wrangler.
Oil Pan Bolts 1/4
84 in-lbs
Oil Pan Bolts 5/16
132 in-lbs
As far as sequence, see last link, start in center, criss cross pattern tighten snug all, then repeat to torque spec.
Check the attached links,instruction and guides, Good luck
"I hope this helped you out, if so let me know by pressing the helpful button. Check out some of my other posts if you need more tips and info." Oil Pan Gasket leaking http://jeephorizons.com/tech/99_40l_torque_specs.html 98 jeep 4 0 oil pan bolt torque sequence specs Google Search
Replace the catalyst convertor. When a convertor goes bad, the guts of it break apart and end up clogging the exit port. One of its functions is to remove toxins from the air. Helps the emission system to run rich or lean gas exhaust.
Click of the following direct, Free Link. It has several Serpentine Diagrams, including the one for your 1998 Jeep Wrangler 4.0L In-Line 6-Cylinders based upon your Engine Options (AC/No AC, Power Steering/No Power Steering, etc.).
The Link Page ALSO has the 2.5L In-Line 4-Cylinder Serpentine Belt Diagrams with their various engine options.
Included are the with AC / without AC Routing.
Look for the belt tensioner. On some models, all that is required is to use a socket and ratchet to lift the tensioner. SInce your vehicle is a 98 model, the tensioner should be an automatic type that just lifts up. If that is the case, then lift up the tensioner to remove and to replace the belt.
1. Set parking brake. Shift automatic transmission to Park or manual transmission to Neutral. With A/C off, start engine and attain normal operating temperature.
2. With ignition OFF, connect an ignition timing light and a calibrated, expanded-scale tachometer.
3. Disconnect 4 " and 10 " Hg (CEC System) vacuum switch assembly wire connector (located at top of valve cover). Disconnect and plug distributor vacuum advance hose.
4. Start engine, increase engine speed to 1600 RPM and check ignition timing. Adjust timing to specification listed on Emission Control Information label (if necessary). Tighten distributor hold-down clamp and recheck ignition timing.
5. Turn engine off and remove timing light and tachometer. Connect No. 1 spark plug lead, if disconnected. Unplug and connect distributor vacuum advance hose. Connect vacuum switch assembly wire connector.
NOTE: If timing light has an adjustable advance control feature, turn control to OFF position.
Firing order 1-5-3-6-2-4 -------------
front | |
of | 1 2 3 4 5 6 |
vehicle | |
Distributor rotates clockwise ------------
The Spark Plug Gap
.035 (In thousandths of an inch)
follow sparkplug wires back to distributor cap. all wires will lead either to a distributor cap or a coil pack in the case of a coil pack its a closed system which is non servicable. hope this helps.
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