6-Pin 6189-7535 / 6185-5302 Sumitomo Waterproof Connector – Headlamp / Fog Lamp Chevrolet Sail / Changan Auchan / CS55 / CS75

Direct-fit replacement for Sumitomo OEM part numbers 6189-7535 (female socket) and 6185-5302 (cross-reference), a 6-pin waterproof connector used for headlamp assembly and fog lamp harness connections on Chevrolet Sail, Changan Auchan, CS55, and CS75 vehicles. Sumitomo Electric is the primary connector supplier for Changan and SAIC-GM harnesses in China.

Key Specifications

• OEM Part Numbers: 6189-7535 (female) / 6185-5302 (cross-ref)
• Pin Count: 6
• Waterproof Rating: IP68
• Wire Gauge: 18 AWG (0.5 mm²)
• Wire Length: 5.5 inches (140 mm)
• Housing Material: PA66 glass-filled nylon
• Terminal Material: Copper alloy, tin-plated
• Current Rating: Up to 10A per pin

Compatible Vehicles

• Chevrolet Sail (2010–2018): Headlamp assembly harness connector
• Changan Auchan: Front lighting harness junction connector
• Changan CS55 (2017–2022): Headlamp and fog lamp wiring
• Changan CS75 (2013–2022): Front lighting harness connector
• Cross-reference: Verify OEM part number 6189-7535 before ordering

Headlamp Connector Failure – Diagnosis

• Headlight not working – measure voltage at Pin 1 with headlights on (should read 12V)
• Fog lamp inoperative – check Pin 4 voltage with fog lamp switch on
• DRL not working – check Pin 2 with ignition on
• Intermittent lighting – wiggle connector while light is on to confirm loose terminal

FAQ

Q: Are 6189-7535 and 6185-5302 the same connector?
A: Yes. 6189-7535 is the Sumitomo female socket part number; 6185-5302 is a cross-reference number used in aftermarket catalogs. Both refer to the same connector.

Q: What crimping tool is needed?
A: Use a ratchet crimper for 0.5mm² (18 AWG) Sumitomo terminals – Hozan P-706 or Engineer PA-09.

Package Contents

1 × 6-Pin Waterproof Connector (6189-7535 / 6185-5302) with 18 AWG wire and terminal inserts