Test A, Keyless Entry Module Connectors C1 & C2 Pin Out Test
WARNING: This page is about a different car, the 1991 Pontiac Bonneville. However, it is still accessible from the selected car via links, so may be relevant.
Make measurements or perform checks as directed from TROUBLE SHOOTING. If a measurement is incorrect, follow instructions given below. If all measurements are correct, replace keyless entry module. See PROGRAMMING PROCEDURE .
KEYLESS ENTRY MODULE CONNECTOR C1 (BLACK) - DISCONNECTED PIN OUT TEST
| Terminal(1) | Correct Result | ||
|---|---|---|---|
| A | Battery Voltage Should Exist, If Not, Check Orange/Black Wire. | ||
| B | Battery Voltage Should Exist, With Ignition Sw. In RUN And LUGGAGE COMPARTMENT LID RELEASE BUTTON HELD. If Not, Check Black Wire. | ||
| C | Jumpering To Battery Voltage Unlocks, Driver's Door. If Not, Check Tan Wire. If Okay, Replace Left Front Door Lock Motor. | ||
| D | Battery Voltage Should Exist, With Either Door Lock Sw. Held In UNLOCK Position. If Not, Check Black Wire. | ||
| E | Battery Voltage Should Exist, With Either Door Lock Sw. Held In LOCK Position. If Not, Check Light Blue Wire. | ||
| F | Jumpering To Ground Operates, Illuminated Entry Lights. If Not, Check Gray Wire. | ||
| G | Battery Voltage Should Exist, With Door Lock Cylinder Switches Released. Ground With Door Lock Cylinder Switches Held In LOCK Position. If Not, Check Light Green Wire. | ||
| H | Continuity To Ground. If Not, Check Black Wire. | ||
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KEYLESS ENTRY MODULE CONNECTOR C2 (BLUE) - DISCONNECTED PIN OUT TEST
| Terminal(1) | Correct Result | ||
|---|---|---|---|
| A | Battery Voltage Should Exist, If Not, Check Orange Wire. | ||
| B | Battery Voltage Should Exist, With Ignition Sw. In RUN, BULB TEST Or START. If Not, Check Pink/Black Wire. | ||
| C | Battery Voltage Should Exist, With Ignition Sw. In RUN, BULB TEST Or START, And GEAR SELECTOR LEVER IN PARK. If Not, Check Transaxle Position Switch And Related Wiring. | ||
| D | Not Used | ||
| E | Not Used | ||
| F | Continuity To Terminal A. Open Circuit To Ground. If Not, Check Purple/White Wire. | ||
| G | Battery Voltage Should Exist, With All Doors Closed, Ground With Any Door Open. If Not, Check Light Blue Wire. (Theft Deterrent Only.) | ||
| H | Continuity To Ground. If Not, Check Black/White Wire. | ||
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