This troubleshooting procedure is based on the premise that the engine can start. If the engine cannot start, proceed to Problem
Symptoms Table See: Powertrain Management/Computers and Control Systems/Testing and Inspection/Symptom Related
Diagnostic Procedures.
PROCEDURE
1. INSPECT F/PMP RELAY
(a) Remove the F/PMP relay from the engine room relay block.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
(c) Reinstall the F/PMP relay.
NG -- REPLACE F/PMP RELAY
OK -- Continue to next step.
2. CHECK TERMINAL VOLTAGE (F/PMP RELAY)
(a) Remove the F/PMP relay from the engine room relay block.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Text in Illustration
(c) Reinstall the F/PMP relay.
NG -- CHECK FUEL PUMP CONTROL CIRCUIT
OK -- Continue to next step.
3. CHECK HARNESS AND CONNECTOR (F/PMP RELAY - ECM)
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