Mazda CX-9 Grand Touring 2009 Manual page 1226

2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
CIRCUITS FOR SHORT EACH
OTHER
Turn the ignition switch off.
Disconnect the throttle body and
7
PCM connector.
Measure resistance between throttle
body terminal A and B.
Is the resistance more than 10
kilohms?
INSPECT HROTTLE ACTUATOR
CONTROL CIRCUIT FOR SHORT
TO POWER SUPPLY
Turn the ignition switch to the ON
position (Engine off).
Measure the voltage between the
8
following terminals:
Throttle body terminal A and
body ground.
Throttle body terminal B and
body ground.
Are there voltage B+?
VERIFY TROUBLESHOOTING OF
DTC P2100 HAS BEEN COMPLETED
Verify that all disconnected
connectors reconnected.
Clear the DTC from the PCM
memory using the M-MDS.
9
Perform the KOEO or KOER self-
test using the M-MDS.
(See KOEO/KOER SELF TEST
[MZI-3.7].)
Is the PENDING CODE for the
DTC present?
VERIFY AFTER REPAIR
PROCEDURE
10
Perform "AFTER REPAIR
PROCEDURE". (See AFTER
REPAIR PROCEDURE [MZI-
2008 Mazda CX-9 Grand Touring
Yes Go to the next step.
No Repair or replace suspected part, then go to Step 9.
Repair or replace suspected part, then go to the next
Yes
step.
No
Replace the PCM, then go to the next step. (See
Yes PCM REMOVAL/INSTALLATION [MZI-
3.7] .)
No
Go to the applicable DTC inspection. (See DTC
Yes
TABLE [MZI-3.7].)
Go to the next step.
Go to the next step.