6
z
Turn the ignition switch to the ON
position (Engine off).
z
Inspect continuity between ignition
coil terminal C (wiring harness-side)
and body ground.
z
Is there continuity?
Yes
Repair or replace suspected part, then go to Step
10.
No
Go to the next step.
7
INSPECT PCM CONNECTOR FOR
POOR CONNECTION
z
Turn the ignition switch off.
z
Disconnect PCM connector.
z
Inspect for poor connection (such as
damaged/pulled-out pins, corrosion).
z
Is there any malfunction?
Yes Repair or replace suspected part, then go to Step
10.
No
Go to the next step.
8
INSPECT IGNITION COIL SIGNAL
CIRCUIT FOR OPEN CIRCUIT
z
Inspect continuity between the
following circuits:
{
Ignition coil No.1 terminal C
(wiring harness-side) and PCM
terminal 2A (wiring harness-
side)
{
Ignition coil No.2 terminal C
(wiring harness-side) and PCM
terminal 2F (wiring harness-side)
{
Ignition coil No.3 terminal C
(wiring harness-side) and PCM
terminal 2K (wiring harness-
side)
{
Ignition coil No.4 terminal C
(wiring harness-side) and PCM
terminal 2W (wiring harness-
side)
{
Ignition coil No.5 terminal C
(wiring harness-side) and PCM
terminal 2AA (wiring harness-
side)
{
Ignition coil No.6 terminal C
(wiring harness-side) and PCM
terminal 2AE (wiring harness-
side)
z
Are there continuity?
Yes Go to the next step.
No
Repair or replace suspected part, then go to Step
10.
2008 Mazda CX-9 Grand Touring
2008 ENGINE PERFORMANCE On-Board Diagnostic (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:08:37 AM
Page 197
© 2005 Mitchell Repair Information Company, LLC.
