Home > Catalog 164520 > 55903-42100
Check This Part by VIN
Enter your 17-digit VIN to verify whether 55903-42100 fits your vehicle before ordering.
Example: 4T1B11HK0JU037870
55903-42100 CONTROL SUB-ASSY, HEATER, NO.3 product image
🔍 Click image to enlarge
55903-42100 CONTROL SUB-ASSY, HEATER, NO.3 product image
55903-42100 CONTROL SUB-ASSY, HEATER, NO.3 product image
55903-42100 CONTROL SUB-ASSY, HEATER, NO.3 product image
55903-42100 CONTROL SUB-ASSY, HEATER, NO.3 product image
55903-42100 CONTROL SUB-ASSY, HEATER, NO.3 product image
55903-42100 CONTROL SUB-ASSY, HEATER, NO.3 product image
55903-42100 CONTROL SUB-ASSY, HEATER, NO.3 product image
55903-42100 CONTROL SUB-ASSY, HEATER, NO.3 product image

55903-42100 CONTROL SUB-ASSY, HEATER, NO.3

Toyota EPC Name: CONTROL SUB-ASSY, HEATER, NO.3
55903-42100
Catalog: 164520 PNC: 55903A - CONTROL SUB-ASSY, HEATER, NO.3
Quick Buying Check
Fitment 7 EPC group(s)

Use VIN verification before ordering.

Reference 55903A

CONTROL SUB-ASSY, HEATER, NO.3

Supply Manual quote

Price, MOQ, and lead time confirmed before shipment.

Toyota & Lexus Parts Specialist
Based in China | Wholesale / B2B
  • Fitment-referenced replacement parts
  • Wholesale supply for distributors
  • Worldwide shipping support
Request Price & Fitment Confirmation

Send part number, quantity, destination country, and VIN if available.

Request a Quote Chat on WhatsApp
Email: [email protected]
Send detailed request
Request This Part
Send the part number, quantity, destination country, and VIN if available. We will confirm availability and fitment reference.

Fitment Reference

Toyota and Lexus part applications can vary by market, production date, chassis code, engine, trim, and catalog. Always verify part number 55903-42100, PNC, vehicle application, and VIN before ordering.
Model Name Fr-To Model Description Catalog
RAV4 2015.10 - 2019.09
ASA44..X..RUS;ZSA44..LHD..X;ALA49,WWA42,ZSA42..X
ZSA44..B..X;ALA49,ZSA42..X
AIR CONDITIONER-AUTO DUAL CONTROL
 662540
RAV4 2015.10 - 2018.10
ALA49..X
 662340
COROLLA 2015.05 - 2016.05
NDE180..6F..N
NDE180..LHD..D
LIGHT GRADE&COLD AREA SPEC
LIGHT GRADE&COLD AREA SPEC&AIR CONDITIONER-MANUAL AIR CONDITIONER
LIGHT GRADE&START & STOP SYSTEM PACKAGE&COLD AREA SPEC
LIGHT GRADE&START & STOP SYSTEM PACKAGE&COLD AREA SPEC&AIR CONDITIONER-MANUAL AIR
START & STOP SYSTEM PACKAGE&COLD AREA SPEC&AIR CONDITIONER-MANUAL AIR CONDITIONER
CONDITIONER
 164520
COROLLA 2013.06 - 2017.01
NDE180..SAP
NDE180..N..SAP
AIR CONDITIONER-AUTO AIR CONDITIONER
 164320
COROLLA 2013.06 - 2016.05
NDE180..N
NRE180,ZRE18#..N
NDE180..6F..N
NDE180..LHD..D
NRE180,ZRE18#..LHD..D
NDE180,NRE180..N
NDE180,NRE180..D;ZRE181..CVT..D..HTWVM
NRE180..N
NDE180..D;NRE180,ZRE181..RHD
LIGHT GRADE&COLD AREA SPEC
LIGHT GRADE&COLD AREA SPEC&VSC-WITHOUT
LIGHT GRADE&COLD AREA SPEC&VSC-WITHOUT&AIR CONDITIONER-MANUAL AIR CONDITIONER
LIGHT GRADE&COLD AREA SPEC&VSC-WITHOUT&AIR CONDITIONER-AUTO AIR CONDITIONER (DUAL
LIGHT GRADE&COLD AREA SPEC&VSC-WITHOUT&AIR CONDITIONER-AUTO AIR CONDITIONER
LIGHT GRADE&COLD AREA SPEC&AIR CONDITIONER-MANUAL AIR CONDITIONER
LIGHT GRADE&COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CONDITIONER (DUAL MODE CONTROL
LIGHT GRADE&COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CONDITIONER
LIGHT GRADE&SUB COLD AREA SPEC
LIGHT GRADE&SUB COLD AREA SPEC&AIR CONDITIONER-MANUAL AIR CONDITIONER
LIGHT GRADE&SUB COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CONDITIONER (DUAL MODE CON
LIGHT GRADE&SUB COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CONDITIONER
START & STOP SYSTEM PACKAGE&COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CONDITIONER (D
COLD AREA SPEC
COLD AREA SPEC&VSC-WITHOUT&AIR CONDITIONER-MANUAL AIR CONDITIONER
COLD AREA SPEC&VSC-WITHOUT&AIR CONDITIONER-AUTO AIR CONDITIONER (DUAL MODE CONTROL
COLD AREA SPEC&VSC-WITHOUT&AIR CONDITIONER-AUTO AIR CONDITIONER
COLD AREA SPEC&AIR CONDITIONER-MANUAL AIR CONDITIONER
COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CONDITIONER (DUAL MODE CONTROL)
COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CONDITIONER
SUB COLD AREA SPEC
SUB COLD AREA SPEC&AIR CONDITIONER-MANUAL AIR CONDITIONER
SUB COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CONDITIONER (DUAL MODE CONTROL)
SUB COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CONDITIONER
AIR CONDITIONER-MANUAL AIR CONDITIONER
AIR CONDITIONER-AUTO AIR CONDITIONER (DUAL MODE CONTROL)
AIR CONDITIONER-AUTO AIR CONDITIONER
LIGHT GRADE&START & STOP SYSTEM PACKAGE&COLD AREA SPEC&AIR CONDITIONER-AUTO AIR CO
MODE CONTROL)
)
TROL)
UAL MODE CONTROL)
NDITIONER (DUAL MODE CONTROL)
 164520
COROLLA 2013.06 - 2016.05
NDE180..TUP
NDE180..N..TUP
AIR CONDITIONER-AUTO AIR CONDITIONER (DUAL MODE CONTROL)
AIR CONDITIONER-AUTO AIR CONDITIONER
 164320
RAV4 2012.12 - 2015.10
ZSA44..LHD..X;ALA4#..X..(DCRE,DCRL)
 662540

Same PNC 55903A Part Numbers

55903-12260 CONTROL SUB-ASSY, HEATER, NO.3 55903-12270 CONTROL SUB-ASSY, HEATER, NO.3 55903-12320 CONTROL SUB-ASSY, HEATER, NO.3 55903-12340 CONTROL SUB-ASSY, HEATER, NO.3 55903-12350 CONTROL SUB-ASSY, HEATER, NO.3 55903-12370 CONTROL SUB-ASSY, HEATER, NO.3 55903-42090 CONTROL SUB-ASSY, HEATER, NO.3 55903-02050 CONTROL SUB-ASSY, HEATER, NO.3 55903-02070 CONTROL SUB-ASSY, HEATER, NO.3 55903-02080 CONTROL SUB-ASSY, HEATER, NO.3 55903-02090 CONTROL SUB-ASSY, HEATER, NO.3 55903-02091 CONTROL SUB-ASSY, HEATER, NO.3
View more PNC 55903A part numbers

FAQ

What is 55903-42100?
55903-42100 is a Toyota/Lexus reference part number for CONTROL SUB-ASSY, HEATER, NO.3. Check PNC, fitment, catalog, and VIN before ordering.

How do I check if 55903-42100 fits my vehicle?
Verify the OE number, PNC, vehicle catalog, production date, chassis, engine, trim, and VIN before ordering.

Is 5590342100 the same as 55903-42100?
Yes. 5590342100 is a common search format without hyphens. Always verify the full OE number and fitment details.

Can NeoZeroAuto help verify 55903-42100 by VIN?
Yes. Send the VIN, part number, quantity, and destination country for manual fitment reference support.

Related Parts

55084-02210 DUCT, HEATER TO REGISTER, NO.2 55084-02220 DUCT, HEATER TO REGISTER, NO.2 55084-02390 DUCT, HEATER TO REGISTER, NO.2 55084-02400 DUCT, HEATER TO REGISTER, NO.2 55086-02230 DUCT, HEATER TO REGISTER, NO.1 55086-02240 DUCT, HEATER TO REGISTER, NO.1 55086-02370 DUCT, HEATER TO REGISTER, NO.1 55086-02380 DUCT, HEATER TO REGISTER, NO.1 55223-02310 INSULATOR, DASH PANEL HEAT, NO.1 55900-02700 CONTROL ASSY, AIR CONDITIONER 55900-02700-C0 CONTROL ASSY, AIR CONDITIONER 55900-02710 CONTROL ASSY, AIR CONDITIONER
Technical Reference Details

Specifications

Brand NeoZeroAuto
Part Name Code 55903A
Manufacturer Part Number 55903-42100
Part Description CONTROL SUB-ASSY, HEATER, NO.3
Condition New
Quantity Per Vehicle 1
SKU 55903-42100
Catalog 164520
PNC 55903A
PNC Group CONTROL SUB-ASSY, HEATER, NO.3

OE Number Variants

This reference page covers part number 55903-42100. OE and reference number variants include:

  • 55903-42100
  • 5590342100
  • 55903 42100

What is 55903-42100?

55903-42100 is a Toyota/Lexus reference part number for CONTROL SUB-ASSY, HEATER, NO.3. In EPC data, it is listed as CONTROL SUB-ASSY, HEATER, NO.3 under PNC 55903A. Use the fitment table above to confirm catalog, production date, engine, chassis, and market application.

Toyota reference part number 55903-42100 corresponds to CONTROL SUB-ASSY, HEATER, NO.3. Toyota EPC lists this part as CONTROL SUB-ASSY, HEATER, NO.3. For higher accuracy, verify by VIN, production date, market, and detailed vehicle configuration before ordering or quoting.

© 2026 NeoZeroAuto. Toyota / Lexus reference catalog for identification and fitment lookup.