Dodge ZB 2005 Service Manual page 1261

DRIVEABILITY - GAS
Symptom:
P1282-FUEL PUMP/SYSTEM RELAY CONTROL CIRCUIT
When Monitored and Set Condition:
P1282-FUEL PUMP/SYSTEM RELAY CONTROL CIRCUIT
When Monitored: With the ignition on and battery voltage above 10.4 volts.
Set Condition: An open or shorted condition is detected in the Fuel Pump Relay Control
circuit.
FUEL PUMP RELAY OPERATION
FUEL PUMP RELAY
(F202) FUSED IGNITION SWITCH OUTPUT CIRCUIT
(K31) FUEL PUMP RELAY CONTROL CIRCUIT OPEN
(K31) FUEL PUMP RELAY CONTROL CIRCUIT SHORTED TO GROUND
PCM
TEST
1 Ignition on, engine not running.
With the DRBIII , read DTCs and record the related Freeze Frame data.
With the DRBIII , actuate the Fuel Pump Relay.
Is the Fuel Pump Relay clicking?
Yes → Refer to the INTERMITTENT CONDITION Symptom (Diagnos-
→ Go To 2
No
2 Turn the ignition off.
Remove the Fuel Pump Relay.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between the coil terminals of the Fuel Pump Relay.
Is the resistance between 50 and 90 ohms?
Yes → Go To 3
→ Replace the Fuel Pump Relay.
No
POSSIBLE CAUSES
ACTION
tic Procedure).
Perform POWERTRAIN VERIFICATION TEST VER - 2.
Perform POWERTRAIN VERIFICATION TEST VER - 2.
140
APPLICABILITY
All
All