2003 Infiniti Q45 Chassis Computer

2003 Infiniti Q45 Chassis Computer (No parts in stock)
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Chassis Computer (Not Actual Photo)
Summary
Year: 2003change
Make: Infinitichange
Model: Q45change
Item: Chassis Computer
Condition: OEM Used
Items Available: 0
Price Range: N/A
Local Discount: N/A
Returns: Cancellation & Return Policy
Item: Chassis Computer change
Condition: OEM Usedchange
Items Available: 0
Price Range: N/A
Local Discount: N/A
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Select the right Chassis Computer for your 2003 Infiniti Q45

This part may have multiple fitment options depending on your vehicle's engine, drivetrain, and configuration. To ensure proper compatibility, please select the correct fitment below. If you’re unsure, we strongly recommend checking your VIN or vehicle build details before ordering. You can update or change the fitment selection at any time.

Chassis Computer - ABS (Passenger Side kick panel)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for ABS (Passenger Side kick panel)
Items in stock: 0
Chassis Computer - Air Bag (center console)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Air Bag (center console)
Items in stock: 0
Chassis Computer - Body Control (BCM) chassis control (left hand trunk) premium package
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Body Control (BCM) chassis control (left hand trunk) premium package
Items in stock: 0
Chassis Computer - Body Control (BCM) chassis control (left hand trunk) sport package
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Body Control (BCM) chassis control (left hand trunk) sport package
Items in stock: 0
Chassis Computer - Body Control (BCM) local area network control (Passenger Side steering column) automatic open and close trunk
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Body Control (BCM) local area network control (Passenger Side steering column) automatic open and close trunk
Items in stock: 0
Chassis Computer - Body Control (BCM) local area network control (Passenger Side steering column) Without automatic open and close trunk
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Body Control (BCM) local area network control (Passenger Side steering column) Without automatic open and close trunk
Items in stock: 0
Chassis Computer - Communication (receiver and antenna, package deck)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Communication (receiver and antenna, package deck)
Items in stock: 3
Chassis Computer - Cruise Control brake booster control (adaptive cruise, Passenger Side inner fender)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Cruise Control brake booster control (adaptive cruise, Passenger Side inner fender)
Items in stock: 0
Chassis Computer - Cruise Control hold control (Passenger Side dash)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Cruise Control hold control (Passenger Side dash)
Items in stock: 0
Chassis Computer - Cruise Control main control adaptive cruise (Passenger Side quarter panel)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Cruise Control main control adaptive cruise (Passenger Side quarter panel)
Items in stock: 0
Chassis Computer - Cruise Control main control standard cruise
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Cruise Control main control standard cruise
Items in stock: 1
Chassis Computer - Fuel Pump (under package deck)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Fuel Pump (under package deck)
Items in stock: 18
Chassis Computer - Information-GPS-TV mirror tilt control (adaptive cruise) Driver Side (left hand door)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Information-GPS-TV mirror tilt control (adaptive cruise) Driver Side (left hand door)
Items in stock: 0
Chassis Computer - Information-GPS-TV mirror tilt control (adaptive cruise) Passenger Side (Passenger Side door shell)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Information-GPS-TV mirror tilt control (adaptive cruise) Passenger Side (Passenger Side door shell)
Items in stock: 0
Chassis Computer - Information-GPS-TV rear view camera control (rear package deck)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Information-GPS-TV rear view camera control (rear package deck)
Items in stock: 0
Chassis Computer - Seat (under Driver Side seat) premium package
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Seat (under Driver Side seat) premium package
Items in stock: 0
Chassis Computer - Seat (under Driver Side seat) Without premium package
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Seat (under Driver Side seat) Without premium package
Items in stock: 2
Chassis Computer - Steering (power control, Passenger Side steering column)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Steering (power control, Passenger Side steering column)
Items in stock: 1
Chassis Computer - Suspension (TPMS, above glove box)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Suspension (TPMS, above glove box)
Items in stock: 2
Chassis Computer - Temperature (Passenger Side center dash) rear automatic temperature control
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Temperature (Passenger Side center dash) rear automatic temperature control
Items in stock: 0
Chassis Computer - Temperature (Passenger Side center dash) Without rear automatic temperature control
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Temperature (Passenger Side center dash) Without rear automatic temperature control
Items in stock: 0
Chassis Computer - Theft-Locking immobilizer control (under steering column)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Theft-Locking immobilizer control (under steering column)
Items in stock: 0
Chassis Computer - Theft-Locking keyless entry (Passenger Side dash)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Theft-Locking keyless entry (Passenger Side dash)
Items in stock: 0
Chassis Computer - Transmission shift lock control (left hand dash)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Transmission shift lock control (left hand dash)
Items in stock: 1
Chassis Computer - Transmission shift point control (under console by shifter)
Select Fitment This fitment option is for 2003 Infiniti Q45, select this option for Transmission shift point control (under console by shifter)
Items in stock: 0

Interchange Fitment FAQs

Q: How does interchange fitment work for my 2003 Infiniti Q45 Chassis Computer?

A: All Chassis Computer options shown on this page are matched to your selected configuration: 2003 Infiniti Q45. Used OEM parts are dismantled from donor vehicles as complete assemblies, and a specific interchange fitment is assigned during this process. Every detail shown in the fitment notes must match your vehicle exactly.

Q: What is an interchange fitment option for my 2003 Infiniti Q45?

A: An interchange fitment option defines the exact donor vehicle configuration your part came from. For 2003 Infiniti Q45, this may include engine size, VIN code, transmission model, drivetrain, axle ratio, and other critical identifiers. This data comes from VIN decoding, OEM information, and physical inspection of the donor vehicle.

Q: Why must every fitment detail match for my 2003 Infiniti Q45?

A: Used OEM parts are not universal. If any fitment detail for your 2003 Infiniti Q45 differs from what is shown in the fitment notes, the Chassis Computer may not install, communicate with your vehicle, or function correctly. Always verify all fitment details before ordering.

Q: Where does the fitment information for my 2003 Infiniti Q45 come from?

A: Fitment information is captured when the donor vehicle is dismantled. The yard decodes the VIN for 2003 Infiniti Q45, checks OEM data and interchange databases, and verifies details during physical inspection. The resulting fitment is then assigned to the Chassis Computer assembly.

Q: What if there are multiple fitment options for my 2003 Infiniti Q45?

A: Many 2003 Infiniti Q45 vehicles were built with multiple configurations in the same year and trim. Trim name alone (XLT, Limited, Sport, etc.) is not enough. You must match the exact configuration shown in the fitment notes—such as engine size, transmission type, drivetrain, and axle ratio—before selecting a Chassis Computer.

Q: Where can I find my 2003 Infiniti Q45 VIN??

A: You can find the VIN for your 2003 Infiniti Q45 on the driver-side dashboard (visible through the windshield), inside the driver-side door jamb, and on your registration or insurance documents. The VIN helps confirm the correct configuration and fitment.

Q: Do trim levels affect fitment on my 2003 Infiniti Q45?

A: Yes. Trim levels on your 2003 Infiniti Q45 can affect electronics, sensors, body parts, and interior components. Always match the detailed fitment notes for your configuration, not just the trim name, before selecting a Chassis Computer.

Attention!

There are 25 Chassis Computer choices for the 2003 Infiniti Q45!!!
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Available Parts

ENGINE & TRANSMISSION UNITS

ELECTRICAL

EXTERIOR & BODY PARTS

FRONT/REAR LIGHTS

HEATING & COOLING

INTERIOR PARTS & ACCESSORIES

MECHANICAL & FRAME PARTS