Nissan Qashqai (2007-2010). Manual — part 189
P1706 PNP SWITCH
EC-275
< COMPONENT DIAGNOSIS >
[HR16DE (WITH EURO-OBD)]
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4.
Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Go to
NO
>> INSPECTION END
5.
PERFORM COMPONENT FUNCTION CHECK
Perform component function check. Refer to
EC-275, "Component Function Check"
.
NOTE:
Use component function check the overall function of the park/neutral position (PNP) switch circuit. During this
check, a 1st trip DTC might not be confirmed.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Go to
Component Function Check
INFOID:0000000001062574
1.
PERFORM COMPONENT FUNCTION CHECK
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Go to
Diagnosis Procedure
INFOID:0000000001062575
1.
CHECK PNP SWITCH POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect Park/neutral position (PNP) switch harness connector.
3.
Turn ignition switch ON.
4.
Check the voltage between PNP switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
DETECT MALFUNCTIONING PART
Check the following
• Harness connectors E6, F123
• Harness for open or short between neutral position switch and IPDM E/R
>> Repair open circuit or short to ground or short to power in harness or connectors.
3.
CHECK PNP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1.
Turn ignition switch OFF.
VHCL SPEED SE
More than 64 km/h (40 mph)
Shift lever
Suitable position
ECM
Ground
Condition
Voltage
Connector
Terminal
F8
69
(PNP switch signal)
Ground
Shift lever
Neutral position
Approx. 0V
Except above
BATTERY VOLTAGE
PNP switch
Ground
Voltage
Connector
Terminal
F46
2
Ground
Battery voltage
EC-276
< COMPONENT DIAGNOSIS >
[HR16DE (WITH EURO-OBD)]
P1706 PNP SWITCH
2.
Disconnect ECM harness connector.
3.
Check the continuity between PNP switch harness connector and ECM harness connector.
4.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair open circuit or short to ground or short to power in harness or connectors.
4.
CHECK PNP SWITCH
TM-10, "PARK/NEUTRAL POSITION (PNP) SWITCH : Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace PNP switch.
5.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
>> INSPECTION END
PNP switch
ECM
Continuity
Connector
Terminal
Connector
Terminal
F46
3
F8
69
Existed
P1805 BRAKE SWITCH
EC-277
< COMPONENT DIAGNOSIS >
[HR16DE (WITH EURO-OBD)]
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P1805 BRAKE SWITCH
Description
INFOID:0000000001056434
Brake switch signal is applied to the ECM through the stop lamp switch when the brake pedal is depressed.
This signal is used mainly to decrease the engine speed when the vehicle is driving.
DTC Logic
INFOID:0000000001056435
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON.
2.
Fully depress the brake pedal for at least 5 seconds.
3.
Erase the DTC with CONSULT-III.
4.
Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000001056436
1.
CHECK STOP LAMP SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Check the stop lamp when depressing and releasing the brake pedal.
Is 1st trip DTC detected?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect stop lamp switch harness connector.
3.
Check the voltage between stop lamp switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
DETECT MALFUNCTIONING PART
Check the following.
• Harness connectors E105, M77
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
P1805
Brake switch
A brake switch signal is not sent to ECM for ex-
tremely long time while the vehicle is driving.
• Harness or connectors
(Stop lamp switch circuit is open or short-
ed.)
• Stop lamp switch
Brake pedal
Stop lamp
Fully released
Not illuminated
Slightly depressed
Illuminated
Stop lamp switch
Ground
Voltage
Connector
Terminal
E114
1
Ground
Battery voltage
EC-278
< COMPONENT DIAGNOSIS >
[HR16DE (WITH EURO-OBD)]
P1805 BRAKE SWITCH
• 10A fuse (No. 11)
• Harness for open or short between stop lamp switch and battery
>> Repair open circuit or short to ground or short to power in harness or connectors.
4.
CHECK STOP LAMP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1.
Disconnect ECM harness connector.
2.
Check the continuity between ECM harness connector and stop lamp switch harness connector.
3.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 5.
NG
>> Repair open circuit or short to ground or short to power in harness or connectors.
5.
CHECK STOP LAMP SWITCH
EC-278, "Component Inspection (Stop Lamp Switch)"
.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace stop lamp switch.
6.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
>> INSPECTION END
Component Inspection (Stop Lamp Switch)
INFOID:0000000001056437
1.
CHECK STOP LAMP SWITCH-I
1.
Turn ignition switch OFF.
2.
Disconnect stop lamp switch harness connector.
3.
Check the continuity between stop lamp switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK STOP LAMP SWITCH-II
1.
Adjust stop lamp switch installation. Refer to
BR-18, "Inspection and Adjustment"
(LHD) or
(LHD).
2.
Check the continuity between stop lamp switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace stop lamp switch.
ECM
Stop lamp switch
Continuity
Connector
Terminal
Connector
Terminal
E16
99
E114
2
Existed
Terminals
Condition
Continuity
1 and 2
Brake pedal
Fully released
Not existed
Slightly depressed
Existed
Terminals
Condition
Continuity
1 and 2
Brake pedal
Fully released
Not existed
Slightly depressed
Existed
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