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Symptom:
P1282-FUEL PUMP RELAY CONTROL CIRCUIT
When Monitored and Set Condition:
P1282-FUEL PUMP RELAY CONTROL 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.
FUEL PUMP RELAY OPERATION
(F12) FUSED IGNITION SWITCH OUTPUT CIRCUIT
FUEL PUMP RELAY RESISTANCE
(K31) FUEL PUMP RELAY CONTROL CIRCUIT OPEN
(K31) FUEL PUMP RELAY CONTROL CIRCUIT SHORTED TO GROUND
PCM
TEST
1
Turn the ignition on.
With the DRBIII , actuate the Fuel Pump Relay.
Is the Fuel Pump Relay operating?
Yes → Refer to the INTERMITTENT CONDITION symptom in the
No
2
Turn the ignition off.
Remove the Fuel Pump Relay from the PDC.
Turn the ignition on.
Using a 12-volt test light connected to ground, probe the (F12) Fused Ignition Switch
Output circuit in the PDC.
Does the light illuminate brightly?
Yes → Go To 3
No
POSSIBLE CAUSES
ACTION
Driveability category.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
→ Go To 2
→ Repair the open in the (F12) Fused Ignition Switch Output
circuit. Check and replace any open fuses.
Perform POWERTRAIN VERIFICATION TEST VER - 5.
DRIVEABILITY - GAS
171
APPLICABILITY
All
All
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