DTC P0122 [MZI-3.7]
DTC P0122 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES
7
disconnected connectors.
z
Clear the DTC from memory using M-
MDS.
z
Start the engine.
z
Perform the "KOEO/KOER self-
test" (See
KOEO/KOER SELF TEST
[MZI-3.7]
.)
z
Is same DTC present?
Yes
Replace the PCM, then go to the next step. (See
PCM REMOVAL/INSTALLATION [MZI-
3.7]
.)
No
Go to the next step.
8
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 P0122
TP sensor No.1 circuit low input
DETECTION
CONDITION
z
The TP sensor No.1 circuit was flagged as a concern by the PCM indicating a
low voltage or open circuit.
POSSIBLE CAUSE
z
TP sensor No.1 malfunction
z
Connector or terminal malfunction
z
Open circuit between throttle body terminal F and PCM terminal 2Z
z
Short to ground circuit between throttle body terminal F and PCM terminal 2Z
z
Open circuit between throttle body terminal E and PCM terminal 2AH
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
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