Mazda 6 Service Manual: Dtc b1681

Dtc table

Note Perform the following if the security light stays on: - If gasoline engine stalls, go to symptom troubleshooting NO.11 ENGINE STALLS/QUITS, ENGINE RUNS ROUGH, MISSES, BUCK/JERK, ...

Dtc b2103

Diagnostic procedure ...

Other materials:

Mazda 6 Service Manual: Variable tumble control system (vtcs) shutter valve actuator inspection
1. Remove the air hose. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.) 2. Disconnect the vacuum hose from the VTCS shutter valve actuator. 3. Connect a vacuum pump to the VTCS shutter valve actuator. 4. Apply vacuum and verify that the rod moves. If the rod dose not move, replace the intake ...

Mazda 6 Service Manual: Abs (abs/tcs) hu/cm system inspection
System Inspection Preparation 1. Verify that the battery is fully charged. With the ignition switch on, verify that the ABS and BRAKE system warning lights goes out after 2.4 seconds. 2. If the lights stays on after 2.4 seconds, the ABS (ABS/TCS) HU/CM detects a failure. Follow the troubles ...