# Service bulletin 503\-14

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: 10141904
- Published by NHTSA: 2018\-06\-18
- Manufacturer's number: 503\-14
- Manufacturer's date: 2014\-05\-03
- NHTSA component: ELECTRICAL SYSTEM:WIRING; EQUIPMENT

## NHTSA's summary

503\-14 FMI 3, 4: High Side Digital Output 3 Circuit Failed High

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10141904-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10141904-0001.pdf)

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

## Components

Electrical system, Equipment and accessories, Wiring and fuses

## Vehicles listed

- 2010 to 2015 FCCC XBP
- 2010 to 2015 FCCC XCM
- 2010 to 2015 FCCC XCP
- 2010 to 2015 FREIGHTLINER BUSINESS CLASS M2
- 2010 to 2015 FREIGHTLINER CASCADIA
- 2010 to 2015 FREIGHTLINER COLUMBIA
- 2010 to 2015 FREIGHTLINER CORONADO
- 2010 to 2015 WESTERN STAR 4700
- 2010 to 2015 WESTERN STAR 4900

## Recalls for the same vehicles and component

- [13V627000](/recalls/nhtsa/13V627000.md), 2013-12-17: ELECTRICAL SYSTEM:WIRING; PARKING BRAKE; SUSPENSION:MULTIPLE AXLE

## Other bulletins for the same vehicles and component

- [CALHIGHCURRENT](/bulletins/10171911.md), 2020-03-03, Service bulletin: ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. Customer Advisory Letter that an inspection to determine if the high current breaker has been bypassed.
- [wp54018 EPA10](/bulletins/10158108.md), 2019-04-08, Service bulletin: ELECTRICAL SYSTEM:WIRING. Technical Bulletin wp54018 EPA10 Wiring Harness Ordering
- [wp54018 EPA10](/bulletins/10156451.md), 2019-04-01, Service bulletin: ELECTRICAL SYSTEM:WIRING. Technical Bulletin wp54018 EPA10 Wiring Harness Ordering
- [DOC\-1033333](/bulletins/10146267.md), 2018-10-29, Service bulletin: ELECTRICAL SYSTEM:WIRING; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. SS 1033333 \- WST ECC Replacement Jumper Harness Installation.
- [SF480](/bulletins/10141876.md), 2018-06-18, Service bulletin: EQUIPMENT; ELECTRICAL SYSTEM:WIRING. SF480\-DLR Qualcomm TrailerTRACS Wiring
- [sb54202](/bulletins/10141755.md), 2018-06-18, Service bulletin: EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:WIRING. sb54202 Rerouting the DDEC IV Relative\-Humidity\-Sensor Harness
- [sb2652](/bulletins/10141722.md), 2018-06-18, Service bulletin: ELECTRICAL SYSTEM:WIRING; POWER TRAIN:AUTOMATIC TRANSMISSION. sb2652 DT12 PTO UpfitB
- [fp54031](/bulletins/10141648.md), 2018-06-18, Service bulletin: ELECTRICAL SYSTEM:WIRING. fp54031 Ordering Service Wiring Harnesses for Cascadia
- [SF514](/bulletins/10128723.md), 2018-02-12, Service bulletin: ELECTRICAL SYSTEM:WIRING. Western Star ABS Wiring \- Export Only
- [14CSA22](/bulletins/10124131.md), 2017-11-17, Service bulletin: ELECTRICAL SYSTEM:WIRING. 14CSA22 DTNA Chassis Wiring Diagrams

JSON: [/v1/bulletins/10141904](/v1/bulletins/10141904)

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