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If there is continuity, there is a short circuit. Repair or replace the wiring harness.
{
Throttle body terminal C and power supply
{
Throttle body terminal C and body ground
{
Throttle body terminal D and body ground
{
Throttle body terminal E and power supply
{
Throttle body terminal F and body ground
{
Throttle body terminal F and power supply
ACCELERATOR PEDAL POSITION (APP) SENSOR INSPECTION [MZI-3.7]
VOLTAGE INSPECTION
1. Turn the ignition switch to the ON position (Engine OFF).
2. Verify that the PCM terminal 1 AC, 1 AG and 1 AK change smoothly while throttle valve is gradually
opened.
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If as verified, go to next step.
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If not as verified, perform the "Circuit Open/Short Inspection".
If there is no open or short circuit, replace the throttle body.
3. Verify that the PCM terminal 1 AC, 1 AG and 1 AK voltages are as shown in the following table.
Fig. 18: Identifying PCM Wiring Harness Side-Connector
Courtesy of MAZDA MOTORS CORP.
NOTE:
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Before performing the following inspection, make sure to follow the
procedure as indicated in the troubleshooting flowchart. (See HOW TO
USE THIS MANUAL .)
2008 Mazda CX-9 Grand Touring
2008 ENGINE Control System (MZI-3.7) - Mazda CX-9
Microsoft
Sunday, November 15, 2009 10:07:19 AM
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