Operation CHARM: Car repair manuals for everyone.

Warning Lamps

System Description

With the ignition switch in the ON or START position, power is supplied:
- through 10 A fuse (No. [12], located in the fuse block [J/B])
- to combination meter terminal (17).

Ground is supplied:
- to combination meter terminals (24) and (56)
- through body grounds (M2) and (M61).

Ground is supplied:
- to fuel level sensor unit terminal (E) and
- seat belt buckle switch terminal (2)
- through body grounds (B13) and (B19)

Ground is supplied:
- to brake fluid level switch terminal (2)
- through body grounds (E10) and (E34).

Ground is supplied
- to washer fluid level switch terminal (2)
- through body grounds (E10) and (E34)

AIR BAG WARNING LAMP
During prove out or when an air bag malfunction occurs, the ground path is interrupted:
- from the air bag diagnosis sensor unit terminal (15)
- to combination meter terminal (45)

With power and ground supplied, the air bag warning lamp (LEDs) illuminate.
For further information, refer to "TROUBLE DIAGNOSES".

DOOR AJAR WARNING LAMP
When a door is open, ground is supplied:
- to combination meter terminal (7)
- from door switches terminal (1).
With power and ground supplied, the door ajar warning lamp illuminates.

MALFUNCTION INDICATOR LAMP
During prove out or when an engine control malfunction occurs, ground is supplied:
- to combination meter terminal (64)
- from ECM terminal (18).

With power and ground supplied, the malfunction indicator lamp illuminates. For further information, refer to "Malfunction Indicator Lamp (MIL)".

LOW OIL PRESSURE WARNING LAMP
Low oil pressure causes oil pressure switch terminal (1) to provide ground to combination meter terminal (62).
With power and ground supplied, the low oil pressure warning lamp illuminates.

CHARGE WARNING LAMP
During prove out or when a generator malfunction occurs, ground is supplied:
- to combination meter terminal (63)
- from generator terminal (L).

With power and ground supplied, the charge warning lamp and brake lamp illuminate.

BRAKE WARNING LAMP
When the parking brake is applied, or the brake fluid level is low, ground is supplied:
- to combination meter terminal (9)
- from parking brake switch terminal (1), or
- brake fluid level switch terminal (1).

With power and ground supplied, the brake warning lamp illuminates.

LOW FUEL LEVEL WARNING LAMP
The amount of fuel in the fuel tank is determined by the fuel level sensor in the fuel tank. A signal is sent from fuel level sensor unit terminal (G) to combination meter terminal (20). The fuel level sensor will illuminate the low fuel level warning lamp when the fuel level is low.
With power and ground supplied, the low fuel level warning lamp illuminates.

SEAT BELT WARNING LAMP
When the driver's seat belt is unfastened, ground is supplied:
- to combination meter terminal (5)
- from seat belt buckle switch LH terminal (1).

With power and ground supplied, the seat belt warning lamp illuminates.

ABS WARNING LAMP
During prove out or when an ABS malfunction occurs, ground is supplied:
- to combination meter terminal (10)
- from ABS control unit terminal (30.)

With power and ground supplied, the ABS warning lamp illuminates.
For further information, refer to "Self-diagnosis".

LOW WASHER FLUID WARNING LAMP (For Canada)
When the washer fluid level is low, ground is supplied:
- to combination meter terminal (68)
- from washer fluid level switch terminal (1).