Sequoia 2WD V8-4.7L (2UZ-FE) (2003)
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2. Trailer Socket 7 Pin Type:
INSPECT BRAKE CONTROLLER CIRCUIT
Remove the brake controller with connector still connected and inspect the wire harness side connector from the back side, as shown in the table.
If the circuit is not as specified, inspect the circuit connected to other parts.
3. INSPECT TOWING TAIL RELAY CONTINUITY
If continuity is not as specified, replace the relay.
4. INSPECT BATT CHARGE RELAY CIRCUIT
If continuity is not as specified, replace the relay.
