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 circuit between security light. Repair or replace the wiring harness if necessary.
1. Turn the ignition switch to START position for 2 seconds,
then back to ON position.
2. Wait for 1 minute.
3. Verify the security light condition and read the DTC if indicated.
4. Verify the DTC with WDS or equivalent.
5. If the DTC is indicated, go to troubleshooting referring to the DTC table.
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,
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Other materials:
Mazda 6 Service Manual: Procedures for determining the location of a malfunction
System Wiring Diadram
PCM
1. Check the display of DTC U0121 and/or U0155, using the SST (WDS or
equivalent). (See DTC TABLE.)
2. Referring to the following table, determine the malfunctioning part of the
CAN system.
ABS/TCS HU/CM or DSC HU/CM
1. Accec and monitor the PCM MSG and IC MSGo ...
Mazda 6 Service Manual: Headlight aiming
Low-beam
1. Set up a screen as shown in the figure below for aiming the headlights.
2. Adjust the tire air pressure to the specification.
3. Position the unloaded vehicle on a flat, level surface.
4. Seat one person in the driver's seat.
5. Position the vehicle straight ahead and perpendicu ...