Mazda MX-6 1998, Руководство по ремонту

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TROUBLESHOOTING
N o te
• The ABS warning light normally illuminates for 2— 4 seconds after ignition switch is turned to ON.
• If any symptoms have occurred in the past but are now okay, malfunction of related harness could be the
possible cause and thus ABS CM is normal.
8 When IG switch Is turned to ON, only the TC S -O FF light illuminates
[TROUBLESHOOTING HINTS]
• Malfunction of TCS OFF switch
• Short to GND in TCS OFF light harness
• Malfunction of ABS/TCS CM
• Malfunction of instrument cluster
STEP INSPECTION
ACTION
1 Does the light only illuminate when the water
temperature is below 0 °C {32 °F}? Warm up
the engine to the normal operating
temperature (max. 15 min.). Does the light go
off after warming up?
Yes System is okay.
No
Go to next step.
2 Connect NGS tester and switch TCS LMP of
active command mode to OFF.
Will TCS indicator light go off?
Yes Go to next step.
No Go to step 7.
3 Using NGS tester, start the engine and check
MMI SIG.
Is the value between 4— 6%? Yes
Go to step 5.
No Go to next step.
4 Connect NGS tester and select TCS OFF PID.
Does status of TCS OFF PID change when
TCS OFF switch is operated?
Yes
Go to next step.
No Repair or replace harness or TCS OFF switch.
5 Perform PCM on-board diagnostic inspection.
Is DTC displayed? Yes Repair problem detected by PCM on-board diagnostic
inspection.
No Go to next step.
6 Disconnect ABS/TCS CM harness connector
and turn IG switch to ON.
Does the TCS OFF light illuminate?
Yes Go to next step.
No Go to step 8.
7* Is harness between ABS/TCS CM and TCS
OFF light okay? (Check for short to GND.)
Yes Go to next step.
No
Repair or replace harness.
8 Connect ABS/TCS CM harness connector
and turn IG switch to ON.
Does TCS OFF light illuminate?
Yes Replace ABS/TCS CM.
No Poor connection of harness and connector.
C a u tio n
• R e c h e c k th e d ia g n o s tic tro u b le c o d e a fte r re p a ir c o m p le tio n .
Note
• When the engine coolant temperature is below
0 °C {3 2 °F },
the TCS OFF light stays on until the engine
warms up to the normal operating temperature (m a x . a p p ro x . 15 m in .). If the light goes off after warming
up, the system is normal.
• The TCS OFF light illuminates at key on engine off. Start engine and inspect again.
• If any symptoms have occurred in the past but are now okay, malfunction of related harness could be the
possible cause and thus ABS CM is normal.
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