Infiniti M35/M45 Y50. Manual - part 734
ICC BRAKE SWITCH
EC-1409
[VK45DE]
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EC
10.
DETECT MALFUNCTIONING PART
Check the following.
●
Fuse block (J/B) connector E101
●
10A fuse
●
Harness for open or short between battery and stop lamp switch
●
Harness for open or short between battery and ICC brake hold relay
>> Repair open circuit or short to ground or short to power in harness or connectors.
11.
CHECK STOP LAMP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1.
Disconnect ECM harness connector.
2.
Check harness continuity between the following;
ECM terminal 101 and stop lamp switch terminal 2,
ECM terminal 101 and ICC brake hold relay terminal 5.
Refer to Wiring Diagram.
3.
Also check harness for short to ground and short to power.
OK or NG
OK
>> GO TO 13.
NG
>> GO TO 12.
12.
DETECT MALFUNCTIONING PART
Check the following.
●
Harness connectors E108, M15
●
Harness for open or short between ECM and stop lamp switch
●
Harness for open or short between ECM and ICC brake hold relay
>> Repair open circuit or short to ground or short to power in harness or connectors.
13.
CHECK STOP LAMP SWITCH
Refer to
EC-1410, "Component Inspection"
.
OK or NG
OK
>> GO TO 14.
NG
>> Replace stop lamp switch.
14.
CHECK ICC BRAKE HOLD RELAY
Refer to
EC-1410, "Component Inspection"
.
OK
>> GO TO 15.
NG
>> Replace ICC brake hold relay.
15.
CHECK INTERMITTENT INCIDENT
Refer to
EC-857, "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT"
>> INSPECTION END
Continuity should exist.