DTC P0102 [MZI-3.7]
DTC P0102 (MZI-3.7) DETECTION CONDITIONS AND POSSIBLE CAUSES
z
Are any DTC present?
DTC P0102
MAF circuit low input
DETECTION
CONDITION
z
The MAF sensor circuit is monitored by the PCM for low air flow (or voltage) input
through the CCM. If during KOER the air flow (or voltage) changes below a
minimum calibrated limit, the test fails.
POSSIBLE
CAUSE
z
Connector or terminal malfunction
z
Open circuit wiring harness between MAF sensor terminal A and main relay No.1
terminal D
z
Open circuit wiring harness between MAF sensor terminal C and PCM terminal 1AJ
z
Open circuit wiring harness between MAF sensor terminal D and PCM terminal 1
AN
z
Open circuit wiring harness between MAF sensor terminal B and body ground
z
Short to ground circuit between MAF sensor terminal D and PCM terminal 1 AN
z
Intake air leak (near the MAF sensor)
z
A closed throttle indication
z
MAF sensor malfunction
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:34 AM
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