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Service bulletin 9020-230Y

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10183854
Published by NHTSA2020-12-07
Manufacturer's number9020-230Y
Manufacturer's date2017-12-17
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

TS 35 Epa13 Wiring. Refer to Section 6 and Section for hardware pin-out of MOKI, ZR32, MULTIPLEXERS, and CAN lines. As the multiplex unites are controlled by special algorithm, in case needed, the latest vehicle program should be downloaded from online system E-DOC.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
TEMSA TS302012
TEMSA TS302013, 2014, 2015, 2016, 2017, 2018
TEMSA TS352007 to 2008
TEMSA TS352009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017
TEMSA TS35C2007 to 2008
TEMSA TS35C2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 (the catalog's model; the bulletin names a series or trim of it)
TEMSA TS35E2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
13V1350002013-04-10. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TS35-FC-21052022-05-27. Service bulletin. Explanation how the insulation layer are assembled into the battery lid to avoid the freezing of the relay in the vehicle
TS-S1302018-08-13. Service bulletin. Safety recall service bulletin for Firetrace fire suppression system nozzle replacement
TS-S1292018-08-13. Service bulletin. Safety recall service bulletin for Firetrace fire suppression system nozzle replacement
9020-230Y2017-03-27. Service bulletin. WIRING DIAGRAM FOR A/V SYSTEM
SB-TS-U-422013-09-30. Service bulletin. TEMSA: INFORMATION PROVIDED FOR CERTAIN BUSES REGARDING THE IMPROVEMENT, AND PREVENTION, OF THE ALTERNATOR BRACKET (TENSIONER ARM) FAILURE. MODELS TS30. NO MODEL YEARS. *PE
TS-U332013-05-20. Service bulletin. TEMSA BUS: THE ALTERNATOR BRACKET NEEDS TO BE CHANGED. MODEL TS-30. NO MODEL YEAR LISTED. *PE
SB-TS35-U062012-07-03. Service bulletin. TEMSA BUS: WHEN IGNITION IS OFF OR KEY SWITCH IS REMOVED, DOOR CONTROL SWITCH CAN NOT BE USE. A NEW RELAY FLASHER BUZZER SOUND UNDER DASHBOARD WILL BE INSTALLED. MODIFICATION TO DOOR CONTROL SWITCH INSIDE BUS ALLOWS USAGE WHEN IGNITION IS OFF OR KEY SWITCH IS REMOVED. *PE
SB-TS35-U012012-03-07. Service bulletin. TEMSA: ON SOME MODEL BUSES, THERE IS AN ISSUE WITH LOW VOLTAGE CHARGE MODIFICATION ON THE ALTERNATOR. *PE