Ford F150 Pickup. Instruction - part 61

Fig. 10: Odometer Display And Description Chart (1 Of 2) 
Courtesy of FORD MOTOR CO. 

 

2003 Ford Pickup F150 

2003 ACCESSORIES AND BODY, CAB Instrument Cluster-Conventional - F150 Pickup

  

Fig. 11: Odometer Display And Description Chart (2 Of 2) 
Courtesy of FORD MOTOR CO. 

Turn the ignition switch to the OFF position or press and hold the SELECT/RESET button for three or more 
seconds and release to exit Instrument Cluster Dealer Test Mode. If no DTCs related to the concern are 
retrieved, proceed to the Symptom Chart to continue diagnostics. 

Instrument Cluster Diagnostic Trouble Code (DTC) Index 

INSTRUMENT CLUSTER DIAGNOSTIC TROUBLE CODE (DTC) INDEX 

 

2003 Ford Pickup F150 

2003 ACCESSORIES AND BODY, CAB Instrument Cluster-Conventional - F150 Pickup

  

GEM/CTM Diagnostic Trouble Code (DTC) Index 

GEM/CTM DIAGNOSTIC TROUBLE CODE (DTC) INDEX 

DTC

Description

Source

Action

B1202

Fuel Sender Open

Instrument 

Cluster

Go To PINPOINT TEST B .

B1204

Fuel Sender Short to 

Ground

Instrument 

Cluster

Go To PINPOINT TEST B .

B1342

ECU is Defective

Instrument 

Cluster

CLEAR the DTCs. REPEAT the self-test. If DTC 

B1342, INSTALL a new instrument cluster. REFER to 

INSTRUMENT CLUSTER . CLEAR the DTCs. 

REPEAT the self-test.

B2143 Odometer NVM Memory 

Failure

Instrument 

Cluster

INSTALL a new instrument cluster. REFER to 

INSTRUMENT CLUSTER . CLEAR the DTCs. 

REPEAT the self-test.

C1284

Oil Pressure Switch 

Failure

Instrument 

Cluster

Go To PINPOINT TEST D .

P1197 SELECT/RESET Switch 

Circuit Failure

Instrument 

Cluster

INSTALL a new instrument cluster. REFER to 

INSTRUMENT CLUSTER . CLEAR the DTCs. 

REPEAT the self-test.

U1027

SCP (J1850) Invalid or 

Missing Data for Engine 

RPM

PCM

REFER to SELF-DIAGNOSTICS - CNG, FLEX-

FUEL & GASOLINE .

U1041

SCP (J1850) Invalid or 

Missing Data for Vehicle 

Speed

PCM

REFER to SELF-DIAGNOSTICS - CNG, FLEX-

FUEL & GASOLINE .

U1073

SCP (J1850) Invalid or 

Missing Data for Engine 

Coolant

PCM

REFER to SELF-DIAGNOSTICS - CNG, FLEX-

FUEL & GASOLINE .

U1123

SCP (J1850) Invalid or 

Missing Data for 

Odometer

PCM

REFER to SELF-DIAGNOSTICS - CNG, FLEX-

FUEL & GASOLINE .

U1131

SCP (J1850) Invalid or 

Missing Data for Fuel 

System

AFCM

REFER to SELF-DIAGNOSTICS - CNG, FLEX-

FUEL & GASOLINE .

U1132

SCP (J1850) Invalid or 

Missing Data for 

Odometer

PCM

REFER to SELF-DIAGNOSTICS - CNG, FLEX-

FUEL & GASOLINE .

DTC

Description

Source

Action

B1323 Door Ajar Lamp Circuit 

Failure

GEM/CTM If lamp is never on, Go To PINPOINT TEST L . If lamp 

is always on, Go To PINPOINT TEST M .

B1325 Door Ajar Lamp Circuit 

Short to Battery

GEM/CTM

Go To PINPOINT TEST L .

B1342

ECU Is Defective

GEM/CTM

CLEAR and DOCUMENT the DTCs. CARRY OUT the 

 

2003 Ford Pickup F150 

2003 ACCESSORIES AND BODY, CAB Instrument Cluster-Conventional - F150 Pickup

  

For a complete list of instrument cluster and GEM DTCs, refer to MODULE COMMUNICATIONS 
NETWORK . 

PCM Diagnostic Trouble Code (DTC) Index 

PCM DIAGNOSTIC TROUBLE CODE (DTC) INDEX 

For a complete list of PCM DTCs, refer to DIAGNOSTIC TROUBLE CODE DEFINITIONS . 

Symptom Chart 

SYMPTOM CHART 

instrument cluster self-test. If DTC B1342 is retrieved 

again, INSTALL a new instrument cluster. REFER to 

INSTRUMENT CLUSTER .

B1426 Lamp Safety Belt Circuit 

Short to Battery

GEM/CTM

Go To PINPOINT TEST J .

B1428 Lamp Safety Belt Circuit 

Failure

GEM/CTM If lamp is never on, Go To PINPOINT TEST J . If lamp 

is always on, Go To PINPOINT TEST K .

P1804

Transmission 4-Wheel 

Drive High Indicator 

Circuit Failure

GEM

Go To PINPOINT TEST P .

P1806

Transmission 4-Wheel 

Drive High Indicator 

Short Circuit to Battery

GEM

Go To PINPOINT TEST P .

DTC

Description

Source

Action

P0457

Fuel Fill Cap Off

PCM

Go To PINPOINT TEST V .

Condition

Possible Sources

Action

No communication with the 
instrument cluster module

z

Central junction box 
(CJB) fuse(s): 

z

2 (5A).  

z

6 (5A).  

z

30 (30A).  

z

Circuitry.  

z

J1850 standard corporate 
protocol (SCP) 
communication network.  

z

Instrument cluster.  

Go To PINPOINT TEST A .

Incorrect fuel gauge indication

z

Circuitry.  

z

Fuel pump assembly.  

z

Fuel tank.  

Go To PINPOINT TEST B .

 

2003 Ford Pickup F150 

2003 ACCESSORIES AND BODY, CAB Instrument Cluster-Conventional - F150 Pickup