Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSUBARU1996LEGACY WAGON 4WD F4-2.2L SOHCREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINMANUAL TRANSMISSION/TRANSAXLECONTROL MODULETESTING AND INSPECTION
1996 Subaru Legacy Wagon 4WD F4-2.2L SOHC
Control Module: Testing and Inspection
1996 Subaru Legacy Wagon 4WD F4-2.2L SOHCSECTION Testing and Inspection
A/T - M/T IDENTIFICATION CIRCUIT MALFUNCTION (M/T VEHICLES)
Description
The circuit allows the Engine Control Module (ECM) to identify the vehicle as an A/T or M/T vehicle.
1. Check harness connector.
a. Turn ignition switch to "ON".
b. Measure voltage between ECM and body.
[CHECK]: Connector & terminal:
(B84) No. 50 - Body/2 Volts, or more.
[YES]: Repair open circuit of harness between ECM connector and body.
[NO]: Confirm good connection at ECM connector.
Description
The circuit allows the Engine Control Module (ECM) to identify the vehicle as an A/T or M/T vehicle.
1. Check harness connector.
a. Turn ignition switch to "ON".
b. Measure voltage between ECM and body.
[CHECK]: Connector & terminal:
(B84) No. 50 - Body/2 Volts, or more.
[YES]: Repair open circuit of harness between ECM connector and body.
[NO]: Confirm good connection at ECM connector.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.