# Service bulletin PI1802WX\_TSB\_R7

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: 10170766
- Published by NHTSA: 2020\-02\-03
- Manufacturer's number: PI1802WX\_TSB\_R7
- Manufacturer's date: 2020\-01\-15
- NHTSA component: ENGINE AND ENGINE COOLING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:WIRING

## NHTSA's summary

PRODUCT IMPROVEMENT CAMPAIGN: ENGINE REPLACEMENT INSTRUCTIONS FOR DTC P1326 \(PI1802W/X\) \- This bulletin has been revised to include additional information.This bulletin provides information related to the Technical Service Bulletin previously published in July 2018 \(PI1802, Rev 6, 01/31/2019\) titled "Knock Sensor Detection System \- ECU Logic Improvement". Specifically, this bulletin provides instructions on which procedures to follow if, after installation of the KSDS, any one of the subject vehicles below returns to the dealer with Diagnostic Trouble Code \(DTC\), P1326.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10170766-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10170766-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Engine, Equipment and accessories, Labels and manuals, Wiring and fuses

## Trouble codes named

P1326

## Vehicles listed

- 2014 to 2018 KIA OPTIMA
- 2015 to 2018 KIA SORENTO
- 2014 to 2018 KIA SPORTAGE

## Other bulletins for the same vehicles and component

- [WTY031\_TSB](/bulletins/10237138.md), 2023-06-01, Service bulletin: ELECTRICAL SYSTEM:WIRING:SWITCHES/KNOBS/BUTTONS; ELECTRICAL SYSTEM; EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING. TECHNICAL SERVICE BULLETIN: MULTIFUNCTION SWITCH REPAIR \- This bulletin provides information associated with the \&\#39;Multifunction Switch Warranty Extension Program\&\#39; \(WTY031\) to repair the multifunction switch knob on 2016\-2018MY Sorento \(UMa\) vehicles, produced at Kia Georgia from October 27, 2014 through March 7, 2018, which may exhibit an intermittent headlamp flickering. The vehicle’s warranty for this issue will be extended from 5 years/60,000 miles to 15 years/150,000 miles, whichever comes first, starting from the date the vehicle was first put into service.
- [TSBELE163](/bulletins/10160618.md), 2019-06-04, Service bulletin: ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK; LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM. TSB: PARASITIC DRAW INSPECTION AND REAR DOOR LATCH REPLACEMENT \- This bulletin provides the procedure to inspect for a parasitic draw and, if necessary, replace one or both rear door latches on some of the following vehicles which may experience a discharged 12v battery.
- [PS524](/bulletins/10123321.md), 2017-11-14, Service bulletin: ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK. PITSTOP \- OPTIMA TRUNK TORSION BAR ADJUSTMENT \- On some 2016\-2018MY Optima \(JFa\) vehicles, there may be a concern with the trunk not opening as designed when using transmitter key fob or Smart Trunk feature. This may be caused by improper assembly of the trunk torsion bar \(A\) and trunk lid hinge. Follow the procedure in this publication to correct this concern.
- [TSBELE126R1](/bulletins/10116115.md), 2017-08-25, Service bulletin: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ELECTRICAL SYSTEM. TSB: SERVICE ACTION: REAR PERSONAL LAMP REPAIR \(SA273\) \- This bulletin provides information related to the rear personal lamp on some 2016MY Optima \(JFa\) vehicles, produced from September 11, 2015 to August 13, 2016, which may experience a blown Interior Lamp 10A fuse resulting in inoperative interior lamps. Follow the procedure outlined in this bulletin to increase the bulb circuit and the bulb reflector clearances to prevent internal shorting of the lamp assembly resulting in a blown Interior Lamp 10A fuse, and if necessary, replace the Interior Lamp 10A fuse. Replace the lamp only if housing deformation is noticed during the repair procedure.

JSON: [/v1/bulletins/10170766](/v1/bulletins/10170766)

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