T-SB-0049-16 REV

T-SB-0049-16
Rev1
May 26, 2016
Blind Spot Monitor DTC C1AB2 or C1AB3
Service
Category
Audio/Visual/Telematics
Section
Park Assist/Monitoring
Market USA
Applicability
YEAR(S)
MODEL(S)
ADDITIONAL INFORMATION
2015 - 2016
Avalon, Avalon HV, Camry,
Camry HV, Sienna, Tundra
REVISION NOTICE
July 7, 2016 Rev1:
Figure 1 in the Repair Procedure section has been updated.
Any previous printed versions of this bulletin should be discarded.
Introduction
Some 2015 – 2016 model year Avalon, Camry, Sienna, and Tundra vehicles equipped with Blind
Spot Monitor may exhibit a Blind Spot Monitor Warning message with Diagnostic Trouble Code
(DTC) C1AB2 Short to Ground in Outer Mirror Indicator (Master) or C1AB3 Short to Ground in
Outer Mirror Indicator (Slave) stored. Follow the Repair Procedure in this bulletin to address
this condition.
Production Change Information
This bulletin applies to vehicles produced BEFORE the Production Change Effective VINs
shown below.

All 2015 model year vehicles.

2016 vehicles produced BEFORE the Production Change Effective VINs
shown below.
MODEL
PLANT
DRIVETRAIN
Camry
Camry HV
Avalon
PRODUCTION CHANGE EFFECTIVE VIN
4T1BF1FK#GU579096
TMMK
All
Avalon HV
4T1BD1FK#GU190072
4T1BK1EB#GU215358
4T1BD1EB#GU052332
Sienna
TMMI
Tundra
TMMTX
2WD
5TD#K3DC#GS713117
4WD
5TD#K3DC#GS132573
All
5TF##5F1#GX536413
© 2016 Toyota Motor Sales, USA
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Blind Spot Monitor DTC C1AB2 or C1AB3
Warranty Information
OP CODE
DESCRIPTION
TIME
EL1606
Replace Blind Spot Monitor Sensor (One Side)
2.5
EL1606A
Other side
0.5
OFP
T1
T2
88162-07011
88162-06040
88162-08020
88162-0C030
8B
74
APPLICABLE WARRANTY
This repair is covered under the Toyota Basic Warranty. This warranty is in effect for 36 months
or 36,000 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.
Parts Information
PART NUMBER
MODEL
PREVIOUS
NEW
Avalon/Avalon HV
88162-07011
88162-07012
Camry/Camry HV
88162-06040
88162-06041
Sienna
88162-08020
88162-08021
Tundra
88162-0C030
88162-0C031
PART NAME
QTY
Sensor, Blind Spot Monitor
1
Required Tools & Equipment
SPECIAL SERVICE TOOLS (SST)
PART NUMBER
QTY
Laser Radar Adjusting Reflector*
09870-60000
1
Reflector C*
09870-60040
1
* Essential SST.
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
© 2016 Toyota Motor Sales, USA
T-SB-0049-16
Rev1
May 26, 2016
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Blind Spot Monitor DTC C1AB2 or C1AB3
Required Tools & Equipment
REQUIRED EQUIPMENT
SUPPLIER
Techstream 2.0*
Techstream Lite
PART NUMBER
QTY
TS2UNIT
ADE
Techstream Lite (Green Cable)
TSLITEPDLR01
1
TSLP2DLR01
* Essential SST.
NOTE
Only ONE of the Techstream units listed above is required.
Software version 11.10.034 or later is required.
Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE)
at 1-800-368-6787.
Repair Procedure
1. Using Techstream, check for stored DTCs.
Is DTC C1AB2 or C1AB3 present?
• YES — Go to step 2.
• NO — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
NOTE
If the Blind Spot Monitor Diagnostic Trouble Codes C1AC1 Master Module Horizontal Axis
Misalignment or C1AC2 Slave Module Horizontal Axis Misalignment are present they MUST
be corrected before proceeding with this Service Bulletin.
2. Replace the Blind Spot Monitor Sensor indicated by the DTC. (See Figure 1.)
A. Remove the Blind Spot Monitor Sensor.
Refer to the Technical Information System (TIS), applicable model and model year
Repair Manual:

2015 - 2016 Avalon:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor Sensor: Removal”

2015 - 2016 Avalon HV:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor Sensor: Removal”
© 2016 Toyota Motor Sales, USA
T-SB-0049-16
Rev1
May 26, 2016
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Blind Spot Monitor DTC C1AB2 or C1AB3
Repair Procedure (Continued)

2015 / 2016 Camry:
Audio/Visual/Telematics – Park
Assist/Monitoring – “Park
Assist/Monitoring: Blind Spot Monitor
Sensor: Removal”

2015 / 2016 Camry HV:
Audio/Visual/Telematics – Park
Assist/Monitoring – “Park
Assist/Monitoring: Blind Spot Monitor
Sensor: Removal”

2015 / 2016 Sienna:
Audio/Visual/Telematics – Park
Assist/Monitoring – “Park
Assist/Monitoring: Blind Spot Monitor
Sensor: Removal”

2015 / 2016 Tundra:
Audio/Visual/Telematics – Park
Assist/Monitoring – “Park
Assist/Monitoring: Blind Spot Monitor
Sensor: Removal”
Figure 1. Sensor Location
B. Install the NEW Blind Spot Monitor Sensor.
Refer to TIS, applicable model and model year
Repair Manual:

2015 - 2016 Avalon:
Audio/Visual/Telematics – Park
Assist/Monitoring – “Park
Assist/Monitoring: Blind Spot Monitor
Sensor: Installation”

2015 - 2016 Avalon HV:
Audio/Visual/Telematics – Park
Assist/Monitoring – “Park
Assist/Monitoring: Blind Spot Monitor
Sensor: Installation”
1
Camry
2
Avalon
3
Sienna
4
Tundra
5
Blind Spot Monitor Sensor Master
6
Blind Spot Monitor Sensor Slave
© 2016 Toyota Motor Sales, USA
T-SB-0049-16
Rev1
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Blind Spot Monitor DTC C1AB2 or C1AB3
Repair Procedure (Continued)

2015 / 2016 Camry:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor Sensor: Installation”

2015 / 2016 Camry HV:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor Sensor: Installation”

2015 / 2016 Sienna:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor Sensor: Installation”

2015 / 2016 Tundra:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor Sensor: Installation”
3. Perform Blind Spot Monitor Beam Axis Inspection.
Refer to TIS, applicable model and model year Repair Manual:

2015 - 2016 Avalon:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 - 2016 Avalon HV:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 / 2016 Camry:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 / 2016 Camry HV:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 / 2016 Sienna:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 / 2016 Tundra:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”
NOTE
Blind Spot Monitor Beam Axis Inspection may have been included as part of sensor
installation and only needs to be performed once.
© 2016 Toyota Motor Sales, USA
T-SB-0049-16
Rev1
May 26, 2016
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Blind Spot Monitor DTC C1AB2 or C1AB3
Repair Procedure (Continued)
4. Perform Blind Spot Monitor Beam Axis Confirmation.
Refer to TIS, applicable model and model year Repair Manual:

2015 - 2016 Avalon:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 - 2016 Avalon HV:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 / 2016 Camry:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 / 2016 Camry HV:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 / 2016 Sienna:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”

2015 / 2016 Tundra:
Audio/Visual/Telematics – Park Assist/Monitoring – “Park Assist/Monitoring: Blind Spot
Monitor System: Operation Check”
NOTE
Blind Spot Monitor Beam Axis Confirmation may have been included as part of sensor
installation and only needs to be performed once.
5. Clear DTCs using Techstream.
6. Verify proper operation of the Blind Spot Monitor System
© 2016 Toyota Motor Sales, USA