Mazda 6 Service Manual: On-board diagnostic [immobilizer system]

Dtc b2735

Diagnostic procedure ...

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 ...

Other materials:

Mazda 6 Service Manual: Schedule 1
Chart symbols: I: Inspect: Inspect and clean, repair, adjust, fill up, or replace if necessary. R: Replace L: Lubricate T: Tighten Remarks: *1 Use of FL-22 is recommended when replacing engine coolant. Using engine coolant other than FL-22 may cause serious damage to the engine and cooli ...

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 ...