Circuit Open/Short Inspection; Open Circuit; Short Circuit; Variable Tumble Shutter Valve Actuator Inspection [Lf] - Mazda 3 Workshop Manual

Mazda 3 Workshop Manual – Engine + Wiring Diagrams + Diagnostic Trouble Codes

Open circuit

• If there is no continuity, the circuit is open. Repair or replace the wiring harness.
- Variable tumble solenoid valve terminal B and PCM terminal 2AI
- Variable tumble solenoid valve terminal A and main relay terminal A

Short circuit

• If there is continuity, the circuit is shorted. Repair or replace the wiring harness.
- Variable tumble solenoid valve terminal A and body GND
- Variable tumble solenoid valve terminal B and power supply
VARIABLE TUMBLE SHUTTER VALVE ACTUATOR
1. Remove the air hose. (See
2. Disconnect the vacuum hose from the variable tumble shutter valve actuator.
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INSPECTION [LF]
INTAKE-AIR SYSTEM REMOVAL/INSTALLATION
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Circuit Open/Short Inspection

1. Disconnect the PCM connector. (See
REMOVAL/INSTALLATION
2. Inspect the following wiring harness for open
or short (continuity check).
[LF].)
- automotive repair manuals website
PCM
[LF].)
B3E011320130W06