Mazda 3 - Dtc P0132 [Z6]

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes
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99
(See AFTER REPAIR PROCEDURE
[Z6].)
• Are any DTCs present?
DTC P0132 [Z6]
B3E010200100W12
DTC P0132
Front HO2S circuit high voltage
DETECTION
CONDITION
• The PCM monitors the input voltage from the front HO2S when the engine
is running. If the input voltage is more than 1.2 V, the PCM determines that
the front HO2S circuit voltage is high.
Diagnostic support note
• This is a continuous monitor (HO2S).
• The MIL illuminates if the PCM detects the above malfunction condition in
two consecutive drive cycles or in one drive cycle while the DTC for the
same malfunction has been stored in the PCM.
• PENDING CODE is available if the PCM detects the above malfunction
condition during the first drive cycle.
• FREEZE FRAME DATA is available.
• The DTC is stored in the PCM memory.
POSSIBLE CAUSE
• Front HO2S malfunction
• Connector or terminal malfunction
• Short to power supply in wiring harness between front HO2S terminal A and
PCM terminal 2AI
• PCM malfunction