Technical Service Bulletin L-SB-0038-16 — 2015 LEXUS GX460

ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

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Bulletin Details

TSB ID L-SB-0038-16
Manufacturer
Vehicle 2015 LEXUS GX460
Component ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
Communication Date

Bulletin Summary

TSB: SOME 2014 – 2016 MODEL YEAR GX 460 VEHICLES MAY EXHIBIT A MIL “ON” CONDITION WITH DIAGNOSTIC TROUBLE CODE (DTC) P2440 (SECONDARY AIR INJECTION SYSTEM SWITCHING VALVE STUCK OPEN, BANK 1) OR P2442 (SECONDARY AIR INJECTION SYSTEM SWITCHING VALVE STUCK OPEN, BANK 2) AND UNDER SOME CONDITIONS MAY ENTER LIMP MODE (LIMITED THROTTLE INPUT ~ 25MPH). THIS CONDITION CAN BE TRIGGERED BY SUB-FREEZING AMBIENT TEMPERATURES. FOLLOW THE REPAIR PROCEDURE BELOW TO ADDRESS THIS CONDITION.

About Technical Service Bulletins

A Technical Service Bulletin (TSB) is a document issued by a vehicle manufacturer to its dealers, describing a known issue with a specific vehicle or set of vehicles and the recommended procedure to fix it. Unlike recalls, TSBs are not mandatory and are typically only performed if an owner reports the related issue. However, TSBs can be an indicator of common problems with a vehicle.

Other TSBs for the 2015 LEXUS GX460

L-SB-0041-14_Rev STRUCTURE
L-TT-0220-17 VISIBILITY
L-TT-0198-16 POWER TRAIN
L-TT-0162-14 REV EQUIPMENT
L-SB-0022-15 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
L-SB-0016-15 ENGINE AND ENGINE COOLING
L-SB-0051-14 EQUIPMENT
L-SB-0050-14 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
L-SB-0049-14 VISIBILITY:REARVIEW MIRRORS/DEVICES
L-SB-0048-14 TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
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