# Service bulletin 084995

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 46496
- Published by NHTSA: 1996\-04\-25
- Manufacturer's number: 084995
- Manufacturer's date: 1995\-12\-01
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE

## NHTSA's summary

WHENEVER AN OIL PRESSURE SENSOR IS REPLACED, BE SURE TO CHECK THE POLARITY OF THE TERMINALS IN THE HARNESS CONNECTOR. INCORRECT POLARITY CAN LEAD TO PREMATURE FAILURE OF THE SENSOR. DISASSEMBLE THE CONNECTOR AND REVERSE THE WIRES.

## The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

## Components

Engine

## Vehicles listed

- 1996 JEEP CHEROKEE
- 1996 JEEP GRAND CHEROKEE

## Other bulletins for the same vehicles and component

- [R2118796A](/bulletins/10191460.md), 2021-05-03, Service bulletin: ENGINE AND ENGINE COOLING. Valve Body. These may cause over drive cycling.
- [22](/bulletins/10020666.md), 2006-12-08, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. REPROGRAM PCM AND INSPECT CATALYTIC CONVERTER. \*KB
- [1100605](/bulletins/10018993.md), 2006-01-27, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. ILLUMINATED MIL AS THE RESULT OF A DIAGNOSTIC TROUBLE CODE \(DTC\) P0420 \- CATALYST EFFICIENCY, OR MAY HAVE FAILED A CALIFORNIA SMOG OR STATE I/M TEST BUT WITHOUT AN ILLUMINATED MIL, OR A RATTLING SOUND FROM THE UNDERSIDE OF THE VEHICLE. CATALYTIC CONVERTER EXTENDED WARRANTY TO REPLACE THE CATALYTIC CONVERTER. \*TT
- [090500](/bulletins/610005.md), 2000-04-13, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE. EXPERIENCING SPARK KNOCK AND ENGINE OIL CONSUMPTION DUE TO INTAKE MANIFOLD PAN GASKET OIL LEAK. \*TT
- [070397](/bulletins/6088786.md), 2000-01-07, Service bulletin: ENGINE AND ENGINE COOLING. CONCERNS WITH ENGINE COOLANT USAGE. \*NLM
- [090699](/bulletins/607913.md), 1999-10-18, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING SPARK KNOCK AND ENGINE OIL CONSUMPTION DUE TO INTAKE MANIFOLD PAN GASKET OIL LEAK. \*TT
- [110798](/bulletins/603108.md), 1999-02-02, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. OUTER EXHAUST MANIFOLD STUDS MAY FATIGUE/BREAK. \*AK
- [250298](/bulletins/602881.md), 1999-01-20, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUBJECT REGARDING I/M \( INSPECTION MAINTENANCE \) TESTING \- OBD II "CARB" READINESS MONITOR INFORMATION. \*YC
- [110798](/bulletins/602327.md), 1998-10-26, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. THE OUTER EXHAUST MANIFOLD STUDS MAY FATIGUE AND BREAK. \*YC
- [182498](/bulletins/602322.md), 1998-10-26, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT LIGHT SPARK KNOCK WITH A WARM ENGINE UNDER LOAD. \*YC

JSON: [/v1/bulletins/46496](/v1/bulletins/46496)

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