TROUBLESHOOTING [ENGINE CONTROL FS]
STEP
INSPECTION
ACTION
6
VERIFY BRAKE SWITCHES NOT ALWAYS
CLOSED
• Key off.
• Brake switch disconnected.
• Key on, engine off.
• Is brake light still on?
Yes
Go to next step.
No
VERIFY proper installation of brake switch.
If okay, REPLACE brake switch.
RECONNECT brake switch.
RESET PCM to completely clear DTCs.
c r After Repair Procedure
COMPLETE OBD II Drive Mode.
RERUN OBD Test.
7
CHECK FOR SHORT TO POWER IN PCM
• Key off.
• Brake switch disconnected.
• Key on.
•
Is brake light still on?
Yes
Go to next step.
No
REPLACE PCM.
RECONNECT brake switch.
RERUN OBD Test.
8
CHECK FOR SHORT TO POWER CIRCUIT
IN SHIFT LOCK ACTUATOR
• Key off.
• PCM disconnected.
• Disconnect shift lock actuator or cruise
control module to isolate brake switch.
• Key on, engine off.
• Is brake light still on?
Yes
SERVICE short to power in brake light circuit.
RECONNECT PCM, brake switch and other accessories.
RERUN OBD test.
No
SERVICE short in shift lock actuator or cruise control
module all components.
RECONNECT all components.
RERUN OBD Test.
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Summary of Contents for MX-6 1998
Page 1: ......
Page 501: ...STARTING SYSTEM 3 If not as specified replace the starter interlock switch 01 19 3...
Page 803: ...MANUAL TRANSAXLE W 6 U 5 1 5 W A C 05 15 7...
Page 934: ...CONTROL SYSTEM CONTROL SYSTEM STRUCTURAL VIEW W6U740WA0 07 40 2...
Page 983: ...SERVICE TOOLS 08 60 SERVICE TOOLS 08 RESTRAINTS S S T 08 60 1 08 RESTRAINTS SST 08 60 1...