TSB008123

T-SB-0081-23
Rev1
October 13, 2023
MIL ON With DTC P05CE00
Service
Category
Vehicle Interior
Section
Meter/Gauge/Display
Market USA
Applicability
YEAR(S)
MODEL(S)
ADDITIONAL INFORMATION
2023
Highlander
VDS(s): KDRAH, KDRBH
Engine(s): T24
REVISION NOTICE
November 17, 2023 Rev1:
 The Repair Procedure section has been updated.
Any previous printed versions of this bulletin should be discarded.
Introduction
Some 2023 model year Highlander vehicles equipped with a T24A-FTS engine may exhibit a
MIL ON condition with Diagnostic Trouble Code (DTC) P05CE00 (Cold Start “B” Camshaft
Position Timing Performance Bank 1). The Engine Control Module (ECM) (SAE term: Powertrain
Control Module/PCM) logic has been modified to reduce the possibility of this condition. Follow the
Repair Procedure in this bulletin to address this condition.
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EL2313
Reprogram the ECM (PCM)
0.7
89661-0EM##*
8A
74
*Warranty claim MUST be submitted with the correct 10-digit OFP. Choose the correct OFP for the vehicle being repaired
by searching for the parts in the Electronic Parts Catalog using the VIN filter.
APPLICABLE WARRANTY
 This repair is covered under the Toyota Federal Emissions Warranty. This warranty is in effect
for 96 months or 80,000 miles, whichever occurs first, from the vehicle’s in-service date.
 Warranty application is limited to occurrence of the specified condition described in
this bulletin.
© 2023 Toyota Motor Sales, USA
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T-SB-0081-23
Rev1
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MIL ON With DTC P05CE00
Parts Information
PART NUMBER
PART NAME
QTY
89661-0EM60
Computer, Engine Control
–
NOTE
The ECM (PCM) should NOT be replaced as part of the Repair Procedure.
Required Tools & Equipment
SPECIAL SERVICE TOOLS (SST)
PART NUMBER
QTY
Battery Diagnostic Tool
DCA-8000P_T
1
*Essential SST.
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
REQUIRED EQUIPMENT
SUPPLIER
Techstream ADVI*
PART NUMBER
QTY
TSADVUNIT
Techstream 2.0
TS2UNIT
ADE
1
Techstream Lite
TSLITEPDLR01
Techstream Lite (Green Cable)
TSLP2DLR01
*Essential SST.
NOTE
 Only ONE of the Techstream units listed above is required.
 GTS+ software version 2023.03.002.02 or later is required.
 Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE)
at 1-800-368-6787.
 Use Techstream or an approved J2534 interface to perform flash reprogramming updates. Visit
techinfo.toyota.com for more information regarding J2534 reprogramming.
© 2023 Toyota Motor Sales, USA
T-SB-0081-23
Rev1
October 13, 2023
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MIL ON With DTC P05CE00
Calibration Information
CALIBRATION ID
MODEL YEAR
2023
MODEL
Highlander
ENGINE
T24A-FTS
DRIVE TYPE
PREVIOUS
NEW
FWD With Start/Stop
896630EG3000
896630EG3100
FWD Without Start/Stop
896630EG4000
896630EG4100
4WD
896630EG5000
896630EG5100
Repair Procedure
1. Confirm the condition exists.
Does the vehicle exhibit a MIL ON DTC P05CE00 (Cold Start “B” Camshaft Position Timing
Performance Bank 1) present?

YES — Continue to step 2.

NO — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
2. Use GTS+ to confirm if the ECM (PCM) calibration has been updated.
Is the calibration ID listed in GTS+ the latest ECM (PCM) calibration?

YES — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.

NO — Continue to step 3.
© 2023 Toyota Motor Sales, USA
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Rev1
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MIL ON With DTC P05CE00
Repair Procedure (continued)
3. Flash reprogram the ECM (PCM).
NOTE
 The battery diagnostic tool MUST be used in Power Supply Mode to maintain battery voltage
at 13.5V while flash reprogramming the vehicle.
 For details on how to use the battery diagnostic station, refer to the DCA-8000 Instruction Manual
located at TIS – Diagnostics – Tools & Equipment – Battery Diagnostics.
Follow the procedures outlined in T-SB-0057-23 GTS+ ECU Flash Reprogramming
Procedure, and flash the ECM (PCM) with the NEW calibration file update.
4. Clear ANY DTCs and test-drive the vehicle in accordance with the driving pattern described in
the confirmation driving pattern to confirm the condition is no longer present.
Refer to TIS, applicable model and model year Repair Manual:

2023 Highlander:
Engine/Hybrid System – Engine Control – “T24A-FTS (Engine Control): SFI System:
P001400, P001500, P05CE00; Camshaft Position “B” – Timing Over-advanced or System
Performance Bank 1”
© 2023 Toyota Motor Sales, USA