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.
2002 Chrysler Neon (CANADA) L4-2.0LFACTORY OEM SERVICE PROCEDURE
Control Module: Service and Repair
REMOVAL
NOTE: If the Transmission Control Module (TCM) is being replaced with a new or replacement unit, the Pinion Factor and Quick Learn procedures must be performed. (Refer to ELECTRONIC CONTROL MODULES/TRANSMISSION CONTROL MODULE - STANDARD PROCEDURE) (Refer to ELECTRONIC CONTROL MODULES/ TRANSMISSION CONTROL MODULE - STANDARD PROCEDURE)
1. Disconnect battery negative cable.
2. Raise vehicle on hoist.
3. Partially remove right front wheel splash shield.
4. Disconnect TCM 60-way connector (Fig. 13).
5. Remove three (3) TCM bracket-to-rail screws and remove TCM/bracket assembly from vehicle (Fig. 14).
6. Remove four (4) bracket-to-TCM screws and remove bracket (Fig. 15).
INSTALLATION
1. Install TCM to mounting bracket and torque four (4) screws to 12 Nm (105 in. lbs.) (Fig. 15).
2. Install TCM/bracket assembly to rail (Fig. 14). Install and torque three (3) bracket-to-rail screws to 12 Nm (105 in. lbs.).
3. Install TCM 60-way connector and torque to 4 Nm (35 in. lbs.) (Fig. 13).
4. Install and secure right front wheel splash shield.
5. Lower vehicle.
6. Connect battery negative cable.
NOTE: If the Transmission Control Module (TCM) is being replaced with a new or replacement unit, the Pinion Factor and Quick Learn procedures must be performed. (Refer to ELECTRONIC CONTROL MODULES/TRANSMISSION CONTROL MODULE - STANDARD PROCEDURE) (Refer to ELECTRONIC CONTROL MODULES/ TRANSMISSION CONTROL MODULE - STANDARD PROCEDURE)
1. Disconnect battery negative cable.
2. Raise vehicle on hoist.
3. Partially remove right front wheel splash shield.
Fig.13 TCM 60-Way Connector:
4. Disconnect TCM 60-way connector (Fig. 13).
Fig.14 TCM/Bracket Assembly:
5. Remove three (3) TCM bracket-to-rail screws and remove TCM/bracket assembly from vehicle (Fig. 14).
Fig.15 TCM Bracket:
6. Remove four (4) bracket-to-TCM screws and remove bracket (Fig. 15).
INSTALLATION
1. Install TCM to mounting bracket and torque four (4) screws to 12 Nm (105 in. lbs.) (Fig. 15).
2. Install TCM/bracket assembly to rail (Fig. 14). Install and torque three (3) bracket-to-rail screws to 12 Nm (105 in. lbs.).
3. Install TCM 60-way connector and torque to 4 Nm (35 in. lbs.) (Fig. 13).
4. Install and secure right front wheel splash shield.
5. Lower vehicle.
6. Connect battery negative cable.
Factory Service Tools
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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.
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