Fig. 22: Identifying PCM Connector Terminals
Courtesy of MAZDA MOTORS CORP.
Open circuit
z
If there is no continuity, there is an open circuit. Repair or replace the wiring harness.
{
PCV valve heater control terminal A and main relay No.1 terminal D
{
PCV valve heater control terminal B and PCM terminal 2BL
Short circuit
z
If there is continuity, there is a short circuit. Repair or replace the wiring harness.
{
PCV valve heater control terminal A and power supply
{
PCV valve heater control terminal A and body ground
{
PCV valve heater control terminal B and power supply
{
PCV valve heater control terminal B and body ground
POSITIVE CRANKCASE VENTILATION (PCV) VALVE HEATER FITTING
REMOVAL/INSTALLATION [MZI-3.5]
1. Disconnect the negative battery cable. (see
BATTERY REMOVAL/INSTALLATION [MZI-3.5]
.)
2. Remove in the order indicated in the table.
Fig. 23: Identifying PCV Valve Heater Fitting And Connector With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
3. Install in the reverse order of removal.
2007 Mazda CX-9 Grand Touring
2007 ENGINE PERFORMANCE Emission System (MZI-3.5) - CX-9
Microsoft
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