Mazda CX-9 Grand Touring 2007 Manual page 317

Fig. 36: Identifying Fuel Pump Unit Connector Terminals
Courtesy of MAZDA MOTORS CORP.
CIRCUIT OPEN/SHORT INSPECTION
1. Inspect the following wiring harnesses for open or short circuit (continuity check).
Fig. 37: Identifying Main Fuse Block Connector Terminals
Courtesy of MAZDA MOTORS CORP.
Fig. 38: Identifying Fuel Pump Unit Connector Terminals
Courtesy of MAZDA MOTORS CORP.
Open circuit
If there is no continuity, the circuit is open. Repair or replace the harness.
2007 Mazda CX-9 Grand Touring
2007 ENGINE PERFORMANCE Fuel System (MZI-3.5) - CX-9