
Diagnostic procedure

Dtc b1600
Dtc b1602Mazda 6 Service Manual: Shift mechanism
1. Remove the battery, battery tray and battery bracket.
2. Remove the air cleaner component. (See INTAKE-AIR SYSTEM
REMOVAL/INSTALLATION.)
3. Remove the dashboard compleat. (See DASHBOARD REMOVAL/INSTALLATION.)
4. Remove the SAS control module. (See SAS UNIT REMOVAL/INSTALLATION.)
5. Remove t ...
Mazda 6 Service Manual: Foreword
Caution
When the engine does not start or stalls and the following DTCs
are not indicated, go to engine symptom troubleshooting.
Note
When the immobilizer system is defective, the engine cannot be
started.
If engine condition is normal but light stays on, inspect for
short circ ...