Toyota Sequoia 2001–2002 — technical service bulletin
Bulletin T-SB-0012-18 · NHTSA communication 10131753 · issued Feb 5, 2018
Technical service bulletin
communication type
Electronic Stability Control
component
2001–2002
model years
2
vehicle entries
Official summary
TSB: Some 2001 ? 2002 model year Sequoia vehicles may exhibit intermittent VSC activation. After the activation, Diagnostic Trouble Code (DTC) C1234 is stored in the skid control Electronic Control Unit (ECU) memory. Follow the Repair Procedure in this bulletin to address this condition. NOTE ? This Service Bulletin is ONLY applicable if DTC C1234 is present. If DTC C1234 is NOT present, this Service Bulletin is NOT applicable. ? The yaw rate sensor is available as a separate service part allowing it to be replaced separately instead of the entire yaw rate sensor assembly (Yaw Rate Sensor, Dec
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.