GM Service Manual Online
For 1990-2009 cars only
Connector 1: Data Link Communications (DLC)

Data Link Communications (DLC)


Object Number: 1468419  Size: CH

Connector Part Information

  • OEM: MOLEX 51116-1601
  • Service: N/A
  • Description: 16-Way F 4.0 Wire to Wire Conn. Rec. Housing (BK)

Data Link Communications (DLC)

Pin

Wire Color

Circuit No.

Function

1-3

--

--

Not Used

4

BK/WH

51

Ground (LHD)

BK

1550

Ground (RHD)

5

BK/WH

51

Ground (LHD)

BK

1550

Ground (RHD)

6

GY

448

Keyword Serial Data - Engine Control Module (ECM) (LHD)

D-BU

448

Keyword Serial Data - Engine Control Module (ECM) (RHD) (ITMS-6F)

7

L-GN

2152

DLC Serial Data

8

L-BU

1568

Serial Data (RKE)

9

D-BU/RD

1061

Serial Data

PU

377

Serial Data (SIR)

10-11

--

--

Not Used

12

L-GN

2152

Keyword Serial Data (ABS)

13

--

--

Not Used

14

GY/BK

2387

Serial Data (Automatic Transmission) (LHD)

15

GY

2153

Serial Data - Engine Control Module (ECM) (Euro)

16

OG

1840

Battery Positive Voltage