Light Stay On More Than; Seconds With Ignition Switch On - Mazda 2002 6 Workshop Manual

Hide thumbs Also See for 2002 6:

Table of Contents

TROUBLESHOOTING (ABS/TCS/DYNAMIC STABILITY CONTROL)

• When performing an asterisked (*) troubleshooting inspection, shake the wiring harness and connectors while

doing the inspection to discover whether poor contact points are the cause of any intermittent malfunction. If

there is a problem, check to make sure connectors, terminals and wiring harnesses are connected correctly

and undamaged.

NO.6 BOTH ABS WARNING LIGHT AND BRAKE SYSTEM WARNING LIGHT STAY ON MORE THAN 4

Both ABS warning light and BRAKE system warning light stay on more than 4 seconds with ignition

[TROUBLESHOOTING HINTS]

• ABS/TCS HU/CM detects ABS proportioning system malfunction.

• ABS/TCS HU/CM detects low voltage in power supply (ABS/TCS CM ingestion terminal Z voltage is below about 9

• ABS/TCS HU/CM does not operate.

• Malfunction of communication network.

Diagnostic procedure

INSPECT ABS/TCS HU/CM POWER SUPPLY

Is ABS/TCS HU/CM ignition power supply fuse

INSPECT WIRING HARNESS BETWEEN ABS/

TCS HU/CM AND DLC-2 (DATA LINK

CONNECTOR-2) FOR CONTINUITY AND

Perform DTC inspection.

Is error message displayed regarding

communication between ABS/TCS HU/CM and

WDS or equivalent?

CHECK FOR DTCS IN ABS/TCS HU/CM

Have DTCs been recorded in memory?

Yes Go to next step.

Check for a short to ground on blown fuse's circuit.

Repair or replace as necessary.

Install appropriate amperage fuse.

Yes If a communication error message is displayed even after

inspecting according to procedure displayed on WDS or

equivalent, go to step 8.

Go to next step.

Yes Perform inspection using appropriate DTC.

Go to next step.

A6E699067650W10

Chapters

Table of Contents