Mazda CX-9 Grand Touring 2007 Manual page 468

2007 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.5) - CX-9
Perform "AFTER REPAIR
PROCEDURE".
(See AFTER REPAIR
PROCEDURE [MZI-3.5].)
Are any DTC present?
DTC P0201 [MZI-3.5]
DTC P0201 (MZI-3.5) DETECTION CONDITION AND POSSIBLE CAUSES
DTC P0201
DETECTION
CONDITION
POSSIBLE CAUSE
2007 Mazda CX-9 Grand Touring
Injector circuit/open-cylinder No.1
The CCM monitors the operation of the fuel injector drivers in the PCM. The test
if the fuel injector circuitry is inoperative.
Fuel injector No.1 malfunction
Connector or terminal malfunction
Open circuit between fuel pump relay and fuel injector No.1 terminal B
Open circuit between fuel injector No.1 terminal A and PCM terminal 2BJ
No Troubleshooting completed.