DTC P0119 [MZI-3.7]
DTC P0119 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES
DIAGNOSTIC PROCEDURE
DTC P0119 (MZI-3.7) DIAGNOSTIC PROCEDURE
z
Is same DTC present?
6
VERIFY AFTER REPAIR PROCEDURE
z
Perform the "AFTER REPAIR
PROCEDURE". (See
AFTER REPAIR
PROCEDURE [MZI-3.7]
.)
z
Are any DTCs present?
Yes
Go to the applicable DTC inspection. (See
DTC TABLE [MZI-3.7]
.)
No
Troubleshooting completed.
DTC P0119
CHT sensor circuit intermittent/erratic
DETECTION
CONDITION
z
Indicates the ECT circuit became intermittently open or shorted while
the engine was running.
POSSIBLE CAUSE
z
Harness malfunction
z
Connector or terminal malfunction
z
Low engine coolant
z
CHT sensor malfunction
STEP
INSPECTION
ACTION
1
VERIFY FREEZE FRAME DATA HAS
BEEN RECORDED
z
Has FREEZE FRAME DATA been
recorded?
Yes Go to the next step.
No
Record FREEZE FRAME DATA on the repair
order, then go to the next step.
2
VERIFY RELATED REPAIR
INFORMATION AVAILABILITY
z
Verify related Service Bulletins
availability.
z
Is any related Service Bulletins
available?
Yes
Perform repair or diagnosis according to
available Service Bulletins.
z
If vehicle is not repaired, go to the next
step.
No
Go to the next step.
3
INSPECT CONNECTOR FOR POOR
CONNECTION
z
Turn the ignition switch off.
z
Disconnect PCM connector and CHT
sensor connectors.
z
Inspect for poor connection (such as
Yes
Repair or replace suspected part, then go to Step
7.
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:35 AM
Page 73
© 2005 Mitchell Repair Information Company, LLC.
