Genuine Mazda CX-7 Transmission Control Module

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6 Transmission Control Modules found

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Mazda CX-7 Transmission Controller Part Number: AW3B-18-9E1F
$764.18 MSRP: $1044.18
You Save: $280.00 (27%)
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Product Specifications
- Other Name: Module, Powertrain Control-A/T; Transmission Controller
- Replaces: AW3B-18-9E1E, AW3B-18-9E1C, AW3B-18-9E1A, AW3B-18-9E1B
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2010-2012 Mazda CX-7 | Grand Touring, Touring | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda CX-7 Transmission Controller Part Number: AW3A-18-9E1F
$775.74 MSRP: $1059.96
You Save: $284.22 (27%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Module, Powertrain Control-A/T; Transmission Controller
- Replaces: AW3A-18-9E1B, AW3A-18-9E1C, AW3A-18-9E1A, AW3A-18-9E1E
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2010-2012 Mazda CX-7 | Grand Touring, Touring | 4 Cyl 2.3 L GAS
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Mazda CX-7 Transmission Controller Part Number: AW30-18-9E1N
$806.69 MSRP: $1102.25
You Save: $295.56 (27%)
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Product Specifications
- Other Name: Control Unit, A/T; Transmission Controller
- Replaces: AW30-18-9E1C, AW30-18-9E1M, AW30-18-9E1E, AW30-18-9E1G, AW30-18-9E1F, AW30-18-9E1J
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2007-2009 Mazda CX-7 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS
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Mazda CX-7 Transmission Controller Part Number: L5H4-18-9E1B
$829.78 MSRP: $1133.80
You Save: $304.02 (27%)
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Product Specifications
- Other Name: Module, Powertrain Control-A/T; Transmission Controller
- Replaces: L5H4-18-9E1, L5H4-18-9E1A
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2012 Mazda CX-7 | Sport, SV, Touring | 4 Cyl 2.5 L GAS
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Mazda CX-7 ECM Part Number: L556-18-9E1D
$639.02 MSRP: $873.16
You Save: $234.14 (27%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Module, Powertrain Control-A/T; ECM, Transmission Controller
- Replaces: L556-18-9E1C
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2010-2012 Mazda CX-7 | Sport, SV, Touring | 4 Cyl 2.5 L GAS
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Mazda CX-7 Transmission Controller Part Number: AW31-18-9E1N
Product Specifications
- Other Name: Module, Powertrain Control-A/T; Transmission Controller
- Replaces: AW31-18-9E1F, AW31-18-9E1G, AW31-18-9E1E, AW31-18-9E1J, AW31-18-9E1M, AW31-18-9E1C, AW31-18-9E1D
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2007-2009 Mazda CX-7 | Grand Touring, Sport, Touring | 4 Cyl 2.3 L GAS

Mazda CX-7 Transmission Control Module

The Mazda CX-7 Transmission Control Module manages every gear shift with split-second accuracy, providing the crossover with quick acceleration, smooth shifts, and reduced fuel consumption. Owners have trusted the Transmission Control Module to serve their car well beyond its due date; it receives signals via a network of wheel speed, throttle angle, and fluid temperature sensors, and sends sharp commands to hydraulic valves, which operate the clutches. Since it communicates with the engine computer at all times to match torque and RPM, unneeded revs are trimmed in cruise mode and lower ratios are maintained in climb mode, which shields internal components and keeps cabin noise levels low, a Mazda design trait. Its adaptive design has been found to fit all years of CX-7 production, including the old turbo versions and the more recent naturally aspirated or diesel models, because of its compatibility with a wide variety of wiring and housings. The electronic safeguards intervene immediately if the drivetrain detects wheel slippage, overheating, or a voltage spike, which highlights the impact it has on both efficiency and highway safety. The other notable provision is the diagnostic port, which allows Mazda to accept safe software updates so that it can fine-tune the shift mapping and introduce new calibrations as driving conditions change. The tightly sealed enclosure is vibration-resistant and heat-resistant, as well as moisture-resistant, thus the module does not fail often, unlike competing control units in comparable crossovers. It has a speedy self-diagnostic feature that can indicate anomalous sensor readings early, before they propagate to costly fixes, something that owners find appealing. The combination of a powerful set of hardware and intelligent learning algorithms allows the Transmission Control Module to turn the sporty CX-7 into a luxurious commuter and an assertive road companion, a sign of reliability and enthusiast performance that Mazda has been pursuing.

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