Dtc P0122 [Z6] - Mazda 3 Workshop Manual

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
VERIFY TROUBLESHOOTING OF DTC
P0121 COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Start engine.
• Clear DTC from PCM memory using the
14 WDS or equivalent.
• Access the TP and MAF PIDs using the
WDS or equivalent.
• Verify the TP PID is 50% or less while MAF
PID is less than 3.3 g/s {0.4 lb/min}.
• Is the PENDING CODE for this DTC
present?
VERIFY AFTER REPAIR PROCEDURE
• Perform the "AFTER REPAIR
PROCEDURE".
15
(See AFTER REPAIR PROCEDURE
• Are any DTCs present?
DTC P0122
DETECTION
CONDITION
POSSIBLE CAUSE
Downloaded from
[Z6].)

DTC P0122 [Z6]

TP sensor circuit low input
• If the PCM detects that the TP sensor voltage at PCM terminal 2AA is less
than 0.10 V while the engine is running, the PCM determines that the TP
sensor circuit has a malfunction.
Diagnostic support note
• This is a continuous monitor (CCM).
• The MIL illuminates if the PCM detects the above malfunction condition in
the first drive cycle.
• PENDING CODE is available if the PCM detects the above malfunction
condition.
• FREEZE FRAME DATA is available.
• The DTC is stored in the PCM memory.
• TP sensor malfunction
• Connector or terminal malfunction
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Replace the PCM, then go to the next step.
Yes
(See PCM REMOVAL/INSTALLATION
[Z6].)
No Go to the next step.
Go to the applicable DTC inspection.
Yes
(See DTC TABLE [Z6].)
No DTC troubleshooting completed.
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B3E010200100W09