Mazda 6 Service Manual: Pid/data monitor table

Dtc table

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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 p ...

Other materials:

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 ...

Mazda 6 Service Manual: Engine control system operation inspection
Main Relay Operation Inspection Verify that the main relay clicks when the ignition switch is turned to ON position and off. If there is no operation sound, inspect the following. - Main relay (See RELAY INSPECTION.) - Harness and connector between ignition switch and main relay termi ...