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Upgrading Perodua Kancil K4 660 Radio

Wiring Harness

Function	Kancil			ISO (2 × 8-pin)		ISO (16-pin)
Function	Pin Number	Car Harness	Radio/Clock Harness	8-pin Power	8-pin Speaker	ISO (16-pin)
B+ (Battery Positive)			OG (Orange) - shared with clock	YE (Yellow)		YE (Yellow)
ACC/IG (Accessory/Ignition)			RD (Red) - shared with clock	RD (Red)		RD (Red)
GND (Ground)	10	BK (Black)	BK (Black) - shared with clock	BK (Black)		BK (Black)
ILL (Illumination/Dimmer)			BN (Brown) - only wired to clock¹⁾	OG (Orange)		OG (Orange)
Remote			NC (Not Connected)	BU (Blue)		BU (Blue)
LR-			Light BN/YE (Light Brown/Yellow stripe)		GN/BK (Green/Black stripe)	GN/BK (Green/Black stripe)
LR+			Light BN (Light Brown)		GN (Green)	GN (Green)
RR-			BU/WH (Blue/White stripe)		VT/BK (Violet/Black stripe)	VT/BK (Violet/Black stripe)
RR+			BU (Blue)		VT (Violet)	VT (Violet)
LF-			NC for Kancil 660		WH/BK (White/Black stripe)
LF+			NC for Kancil 660		WH
RF-			NC for Kancil 660		GY/BK (Grey/Black stripe)
RF+			NC for Kancil 660		GY (Grey)

Male:
- Housing: Tokai Rika P/N: 4G1260-000 (Toyota P/N: 90980-10802)
- Terminal:
  - Small (0.3–0.5mm²): Tokai Rika P/N: 4R2140-000 (Toyota P/N: 90980-09261)
  - Medium (0.5–1.25mm²): Tokai Rika P/N: 4R2141-000 (Toyota P/N: 90980-09262)
  - Large (2mm²): Tokai Rika P/N: 4R2142-000 (Toyota P/N: 90980-09263)
Female:
- Housing: Tokai Rika P/N: 4F1250-000 (Toyota P/N: 90980-10803)
- Terminal:
  - Small (0.3–0.5mm²): Tokai Rika P/N: 4R1190-000 (Toyota P/N: 90980-09264)
  - Medium (0.5–1.25mm²): Tokai Rika P/N: 4R1191-000 (Toyota P/N: 90980-09265)
  - Large (2mm²): Tokai Rika P/N: 4R1192-000 (Toyota P/N: 90980-09266)

¹⁾

Need to splice/tap this wire to enable automatic radio illumination