Ford F150 Pickup. Instruction - part 318

Pinpoint Tests 

PINPOINT TEST A: NO COMMUNICATION WITH GENERIC ELECTRONIC MODULE 

Fig. 4: Pinpoint Test A: No Communication With Generic Electronic Module (A1) 
Courtesy of FORD MOTOR CO. 

z

GEM/CTM.  

The door ajar indicator is 
inoperative - chime is operative

z

Bulb.  

z

Circuitry.  

z

GEM/CTM.  

REFER to INSTRUMENT 

CLUSTER-CONVENTIONAL -

F150 .

All the chimes are inoperative

z

CJB Fuse 6 (5A), 8 
(5A), 15 (5A), and 20 
(5A).  

z

BJB Fuse 103 (50A).  

z

GEM/CTM.  

z

Circuitry.  

GO to PINPOINT TEST E .

The headlamp on reminder chime 
does not operate correctly

z

CJB Fuse 6 (5A), 8 
(5A), 15 (5A), and 20 
(5A).  

z

BJB Fuse 103 (50A).  

z

Circuitry.  

z

Headlamp switch.  

z

Ignition switch.  

z

GEM/CTM.  

GO to PINPOINT TEST F .

The chime is inoperative - air bag

z

Circuitry.  

z

RCM.  

z

GEM/CTM.  

GO to PINPOINT TEST G .

 

2003 Ford Pickup F150 

2003 ACCESSORIES AND EQUIPMENT Warning Devices - F150 Pickup

  

Fig. 5: Pinpoint Test A: No Communication With Generic Electronic Module (A2 - A3) 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 ACCESSORIES AND EQUIPMENT Warning Devices - F150 Pickup

  

Fig. 6: Pinpoint Test A: No Communication With Generic Electronic Module (A4 - A5) 
Courtesy of FORD MOTOR CO. 

PINPOINT TEST B: SAFETY BELT WARNING CHIME DOES NOT OPERATE CORRECTLY 

Fig. 7: Pinpoint Test B: Safety Belt Warning Chime Does Not Operate Correctly (B1) 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 ACCESSORIES AND EQUIPMENT Warning Devices - F150 Pickup

  

Fig. 8: Pinpoint Test B: Safety Belt Warning Chime Does Not Operate Correctly (B2 - B4) 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 ACCESSORIES AND EQUIPMENT Warning Devices - F150 Pickup