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Self-Diagnosis System › Fuel Pump Relay Inspection

Service Manual (KLZ1000C) page 671 — Self-Diagnosis System › Fuel Pump Relay Inspection
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SELF-DIAGNOSIS SYSTEM 17-69
Fuel Pump Relay (Service Code 46) (DTC P0627)
Fuel Pump Relay Removal/Installation
○The fuel pump relay is built in the relay box [A].
• Refer to the Relay Box Removal (see Relay Box Re-
  moval/Installation(16-117)).

Fuel Pump Relay Inspection
• Refer to the Relay Circuit Inspection (see Relay Circuit
  Inspection(16-117)).
 If the fuel pump relay is normal, check the wiring to the
 fuel pump relay (see Fuel Pump Relay Circuit(17-70)).
 If the wiring is good, check the ECU for its ground and
 power supply (see ECU Power Supply Inspection(3-39)).
 If the ground and power supply are good, replace the
 ECU.