S15/T15 Sonoma P/U 2WD V6-4.3L VIN X (1998)
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Information Bus: Diagnostic Aids
Connector Position Assurance Locks
The Connector Position Assurance (CPA) is a small plastic insert that fits through the locking tabs of all the SIR system electrical connectors. The CPA
ensures that the connector halves cannot vibrate apart. You must have the CPA in place in order to ensure good contact between the SIR mating
terminals.
Pull-to-Seat Connectors
TERMINAL REMOVAL
Follow the steps below in order to repair pull-to-seat connectors.
1. Remove the Terminal Position Assurance (TPA) device, the Connector Position Assurance (CPA) device, and/or the secondary lock.
2. Separate the connector halves.
3. Using the proper pick or removal tool (4) insert into the front of the connector body.
4. Grasp the wire at the back of the connector body and gently pull the terminal (1) from the connector body (3).
5. Inspect the terminal for damage, if damaged refer to Terminal Repair.
6. Reform the locking tang (2) if the terminal is being reused.
TERMINAL REPAIR
1. Slip the cable seal away from the terminal.
2. Cut the wire as close to the terminal as possible.
3. Slip a new cable seal onto the wire.
4. Strip 5 mm (3/16 in) of insulation from the wire.
5. Crimp a new terminal to the wire.
6. Solder the crimp with rosin core solder.
7. Slide the cable seal toward the terminal.
8. Crimp the cable seal and the insulation.
9. If the connector is outside of the passenger compartment, apply grease to the connector.
TERMINAL INSTALLATION
1. Inspect the terminal for damage. If damaged refer to Terminal Repair.
2. Reform the locking tang (2) if the terminal is being reused.
3. Ensure that the cable seal is kept on the terminal side of the splice.
4. Insert the wire into the back of the connector body. Push until the terminal locking tang locks into the connector body.
5. Install the TPA, CPA and/or the secondary locks.
Push-to-Seat Connectors
TERMINAL REMOVAL
Follow the steps below in order to repair push to seat connectors.
1. Remove the terminal position assurance (TPA) device, the connector position assurance (CPA) device, and/or the secondary lock.
2. Separate the connector halves (1).