Symptom:
P0627-FUEL PUMP RELAY CIRCUIT
When Monitored and Set Condition:
P0627-FUEL PUMP RELAY CIRCUIT
When Monitored:
With the ignition on. Battery voltage greater than 10.4 volts.
Set Condition:
An open or shorted condition is detected in the fuel pump relay control
circuit. One Trip Fault.
POSSIBLE CAUSES
FUEL PUMP RELAY OPERATION
(A14) FUSED IGNITION SWITCH OUTPUT CIRCUIT
FUEL PUMP RELAY RESISTANCE
(K31) FUEL PUMP RELAY CONTROL CIRCUIT OPEN
(K31) FUEL PUMP RELAY CONTROL CIRCUIT SHORT TO GROUND
PCM
TEST
ACTION
APPLICABILITY
1
Ignition on, engine not running.
With the DRBIII
t
, actuate the Fuel Pump Relay.
Is the Fuel Pump Relay operating?
All
Yes
→
Refer to the INTERMITTENT CONDITION symptom in the
Driveability category.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
No
→
Go To
2
2
Turn the ignition off.
Remove the Fuel Pump Relay from the PDC.
Ignition on, engine not running.
Measure the voltage of the (A14) Fused Ignition Switch Output circuit in the PDC.
Is the voltage above 11.0 volts?
All
Yes
→
Go To
3
No
→
Repair the (A14) Fused Ignition Switch Output circuit. Check and
replace any open fuses.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
3
Turn the ignition off.
Remove the Fuel Pump Relay from the PDC.
Measure the resistance of the Fuel Pump Relay between the Fused Ignition Switch
Output terminal and the Fuel Pump Relay Control terminal.
Is the resistance between 70 to 90 ohms at 70°F (21°C)?
All
Yes
→
Go To
4
No
→
Replace the Fuel Pump Relay.
Perform POWERTRAIN VERIFICATION TEST VER - 5 - NGC.
228
DRIVEABILITY - NGC
Summary of Contents for 2004 Neon SRT4
Page 22: ...7 0 DIAGNOSTIC INFORMATION AND PROCEDURES 15...
Page 252: ...8 7 4 DECKLID SECURITY SWITCH C O M P O N E N T L O C A T I O N S 245 COMPONENT LOCATIONS...
Page 272: ...10 2 AUDIO SYSTEM S C H E M A T I C D I A G R A M S 266 SCHEMATIC DIAGRAMS...
Page 274: ...10 4 EXTERIOR LIGHTING S C H E M A T I C D I A G R A M S 268 SCHEMATIC DIAGRAMS...
Page 275: ...10 5 INSTRUMENT CLUSTER S C H E M A T I C D I A G R A M S 269 SCHEMATIC DIAGRAMS...
Page 277: ...10 8 VEHICLE COMMUNICATION S C H E M A T I C D I A G R A M S 271 SCHEMATIC DIAGRAMS...
Page 278: ...10 9 VEHICLE THEFT SECURITY SYSTEM S C H E M A T I C D I A G R A M S 272 SCHEMATIC DIAGRAMS...
Page 280: ...Dealer Technical Operations 800 Chrysler Drive CIMS 486 02 76 Auburn Hills MI 48326 2757...
Page 290: ...NOTES 8...
Page 291: ...7 0 DIAGNOSTIC INFORMATION AND PROCEDURES 9...
Page 330: ...Dealer Technical Operations 800 Chrysler Drive CIMS 486 02 76 Auburn Hills MI 48326 2757...
Page 344: ...FIGURE 1 8 GENERAL INFORMATION...
Page 345: ...FIGURE 2 9 GENERAL INFORMATION...
Page 353: ...7 0 DIAGNOSTIC INFORMATION AND PROCEDURES 17...
Page 692: ...C O N N E C T O R P I N O U T S 357 CONNECTOR PINOUTS...
Page 694: ...C O N N E C T O R P I N O U T S 359 CONNECTOR PINOUTS...
Page 700: ...C O N N E C T O R P I N O U T S 365 CONNECTOR PINOUTS...
Page 710: ...S C H E M A T I C D I A G R A M S 376 SCHEMATIC DIAGRAMS 10 1 2004 PL 2 0L ENGINE Continued...
Page 711: ...10 2 2004 SRT 4 2 4L ENGINE S C H E M A T I C D I A G R A M S 377 SCHEMATIC DIAGRAMS...
Page 712: ...S C H E M A T I C D I A G R A M S 378 SCHEMATIC DIAGRAMS 10 2 2004 SRT 4 2 4L ENGINE Continued...
Page 713: ...11 0 CHARTS AND GRAPHS C H A R T S A N D G R A P H S 379 CHARTS AND GRAPHS...
Page 714: ...C H A R T S A N D G R A P H S 380 CHARTS AND GRAPHS...
Page 715: ...C H A R T S A N D G R A P H S 381 CHARTS AND GRAPHS...
Page 717: ...Dealer Technical Operations 800 Chrysler Drive CIMS 486 02 76 Auburn Hills MI 48326 2757...
Page 745: ...NOTES 24...
Page 746: ...7 0 DIAGNOSTIC INFORMATION AND PROCEDURES 25...
Page 904: ...C O N N E C T O R P I N O U T S 184 CONNECTOR PINOUTS...
Page 906: ...C O N N E C T O R P I N O U T S 186 CONNECTOR PINOUTS...
Page 909: ...C O N N E C T O R P I N O U T S 189 CONNECTOR PINOUTS...
Page 917: ...10 0 SCHEMATIC DIAGRAMS S C H E M A T I C D I A G R A M S 197 SCHEMATIC DIAGRAMS...
Page 920: ...11 5 TRANSMISSION TEMPERATURE SENSOR C H A R T S A N D G R A P H S 201 CHARTS AND GRAPHS...
Page 922: ...Dealer Technical Operations 800 Chrysler Drive CIMS 486 02 76 Auburn Hills MI 48326 2757...