2014 NISSAN TEANA Service Manual

instrument panel display winter tyres fuse box steering driver seat adjustment

Page 1497 of 4801

NISSAN TEANA 2014 Service Manual
BRAKE PEDAL POSITION SWITCHEC-497
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
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Is the inspection result normal?
YES >> Perform the trouble diagnosis for power supply circuit.

BRAKE PEDAL POSITION SWITCHEC-497
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
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Is the inspection result normal?
YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
3.CHECK BRAKE PEDAL POSITION SWITCH INPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between brake pedal posit ion switch harness connector and ECM harness connec-
tor.
*1: Except for California
*2: For California
4. Also check harness for short to ground and to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair open circuit, short to ground or short to power in harness or connectors.
4.CHECK BRAKE PEDAL POSITION SWITCH
Check brake pedal position switch. Refer to EC-497, "Component Inspection (Brake Pedal Position Switch)"
.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Replace brake pedal position switch. Refer to BR-18, "Exploded View"
.
Component Inspection (Brake Pedal Position Switch)INFOID:0000000009462430
1.CHECK BRAKE PEDAL POSITION SWITCH-1
1. Turn ignition switch OFF.
2. Disconnect brake pedal position harness connector.
3. Check the continuity between brake pedal position switch terminals as per the following conditions.
Is the inspection result normal?
YES >> INSPECTION END
NO >> GO TO 2.
2.CHECK BRAKE PEDAL POSITION SWITCH-2
1. Adjust brake pedal position switch installation. Refer to BR-13, "Inspection and Adjustment"
.
2. Check the continuity between brake pedal position switch terminals as per the following conditions.
++
Continuity
Brake pedal position switch Fuse block (J/B)
Connector Terminal Connector Terminal E51 1 E6 1M Existed
++ Continuity
Brake pedal position switch ECM
Connector Terminal Connector Terminal
E51 2 E10
*1
E31*2116 Existed
Brake pedal position switch
Condition Continuity
+ −
Te r m i n a l s
1 2 Brake pedal Fully released Existed
Slightly de-
pressed Not existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM

Page 1498 of 4801

NISSAN TEANA 2014 Service Manual
EC-498
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
BRAKE PEDAL POSITION SWITCH
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace brake pedal position switch. Refer to BR-18, "Exploded View

Page 1499 of 4801

NISSAN TEANA 2014 Service Manual
COOLING FANEC-499
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
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COOLING FAN
Component Function CheckINFOID:0000000009462431
1.CHECK COOLING FAN FUNCTION
With CONSULT
1. Turn ign

Page 1500 of 4801

NISSAN TEANA 2014 Service Manual
EC-500
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
COOLING FAN
YES >> GO TO 3.
NO >> Repair or replace error-detected parts.
3.CHECK COOLING FAN MOTOR POWER SUPPLY CIRCUIT
1. Disconnect cooling fan motor-1 ha

Page 1501 of 4801

NISSAN TEANA 2014 Service Manual
COOLING FANEC-501
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
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6.CHECK COOLING FAN MOTOR CIRCUIT-3
1. Check the continuity between cooling f an relay-2, -3 harness connectors a

Page 1502 of 4801

NISSAN TEANA 2014 Service Manual
EC-502
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
COOLING FAN
3. Supply cooling fan motor terminals with battery voltage and
check operation.
Check that cooling fan speed of cond ition B is higher than that

Page 1503 of 4801

NISSAN TEANA 2014 Service Manual
ELECTRICAL LOAD SIGNALEC-503
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
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ELECTRICAL LOAD SIGNAL
DescriptionINFOID:0000000009462435
The electrical load signal (Headlamp switch

Page 1504 of 4801

NISSAN TEANA 2014 Service Manual
EC-504
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
ELECTRICAL LOAD SIGNAL
>> INSPECTION END
3.CHECK HEADLAMP SYSTEM
Check headlamp system. Refer to EXL-86, "Work Flow"
.
>> INSPECTION END
4.CHECK HEATER FAN C

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