ignition NISSAN TEANA 2003 Service Manual

UNIFIED METER AND A/C AMP
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5. CHECK VOLTAGE SIGNAL OF COMBINATION METER
1. Turn ignition switch OFF and connect combination meter connector.
2. Turn ignition switch ON.
3. Check voltage signal between combination meter harness con-
nector M70 terminal 18 and ground.
OK or NG
OK >> Replace unified meter and A/C amp. Refer to DI-34,
"Removal and Installation of Unified Meter and A/C Amp." .
NG >> Replace combination meter.
6. CHECK CONTINUITY COMMUNICATION CIRCUIT (RX: COMBINATION METER)
1. Turn ignition switch OFF.
2. Disconnect combination meter connector and unified meter and A/C amp. connector.
3. Check continuity between combination meter harness connector
M70 terminal 19 and unified meter and A/C amp. harness con-
nector M41 terminal 9.
4. Check continuity between combination meter harness connector
M70 terminal 19 and ground.
OK or NG
OK >> GO TO 7.
NG >> Repair harness or connector.
7. CHECK VOLTAGE OF COMBINATION METER
1. Connect combination meter connector.
2. Turn ignition switch ON.
3. Check voltage between unified meter and A/C amp. harness
connector M41 terminal 9 and ground.
OK or NG
OK >> GO TO 8.
NG >> Replace combination meter.18 – Ground:
SKIA8730E
SKIA3361E
19 – 9 : Continuity should exist.
19 – Ground : Continuity should not exist.
SKIA8731E
9 – Ground : Approx. 5 V
SKIB1050E

DI-34
UNIFIED METER AND A/C AMP

8. CHECK VOLTAGE SIGNAL OF UNIFIED METER AND A/C AMP.
1. Turn ignition switch OFF and connect unified meter and A/C amp. connector.
2. Turn ignition switch ON.
3. Check voltage signal between combination meter harness con-
nector M70 terminal 19 and ground.
OK or NG
OK >> Replace combination meter.
NG >> Replace unified meter and A/C amp. Refer to DI-34, "
Removal and Installation of Unified Meter
and A/C Amp." .
DTC [B2205] Vehicle Speed CircuitBKS002B3
1. CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS
Perform the ABS actuator and electric unit (control unit) self-diagnosis. Refer to BRC-57, "
CONSULT-II Func-
tions" (with VDC system) or BRC-17, "CONSULT-II Functions (ABS)" (without VDC system).
Self
-diagnostic results content
No malfunction detected>>Replace unified meter and A/C amp.
Malfunction detected>>Check applicable parts, and repair or replace corresponding parts.
Removal and Installation of Unified Meter and A/C Amp.BKS001SP
REMOVAL
1. Remove the audio unit. Refer to AV- 1 5 , "Removal and Installa-
tion of Audio Unit" (with integrated display system) or AV- 3 4 ,
"Removal and Installation of Audio Unit" (with integrated color
display system).
2. Remove screws (5) and remove bracket.
3. Remove screw and remove the unified meter and A/C amp.
(Auto amp.)
INSTALLATION
Note the following, and install in the reverse order of removal.
CAUTION:
Unified meter and A/C amp. screws (2) are different from other securing screws. Never confuse them
when installing.19 – Ground:
SKIA8732E
SKIA3362E
SKIA8643E

WARNING LAMPS
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Oil Pressure Warning Lamp Stays Off (Ignition Switch ON)BKS001SS
1. CHECK IPDM E/R OUTPUT SIGNAL
Activate IPDM E/R auto active test. Refer to PG-21, "
Auto Active Test" .
Is oil pressure warning lamp blinking?
No malfunction detected>> GO TO 5.
Malfunction detected>> Go to 2.
2. CHECK SELF-DIAGNOSTIC RESULTS OF IPDM E/R
Select “IPDM E/R” on CONSULT-II, and perform self diagnosis of IPDM E/R. Refer to PG-19, "
CONSULT-II
Function (IPDM E/R)"
Self-diagnosis result content?
YES >> GO TO 3.
NO >> GO TO PG-19, "
SELF-DIAG RESULTS" in “IPDM E/R”.
3. CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL
Select “METER A/C AMP” on CONSULT-II. Operate ignition switch
with “OIL W/L” of “DATA MONITOR” and check operation status.
OK or NG
OK >> Replace combination meter.
NG >> GO TO 4.
4. CHECK BCM INPUT SIGNAL
Select “DATA MONITOR” of “SIGNAL BUFFER”. Refer to BCS-13,
"CONSULT-II Function (BCM)" . Operate ignition switch with “OIL
PRESS SW” of “DATA MONITOR” and check operate status.
OK or NG
OK >> Replace combination meter .
NG >> Replace IPDM E/R.“OIL W/L”
When ignition switch is in ON
position (Engine stopped.): ON
When engine running : OFF
PKIA2064E
“OIL PRESS SW”
When ignition switch is in ON
position (Engine stopped.): ON
When engine running : OFF
SKIA8709E

DI-46
WARNING LAMPS

5. CHECK OIL PRESSURE SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector E9 ter-
minal 57 and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and
Installation of IPDM E/R" .
NG >> GO TO 6.
6. CHECK OIL PRESSURE SWITCH
Check oil pressure switch. Refer to DI-47, "
Electrical Component Inspection"
OK or NG
OK >> GO TO 7.
NG >> Replace oil pressure switch.
7. CHECK OIL PRESSURE SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector and oil pressure switch connector.
3. Check continuity between IPDM E/R harness connector E9 ter-
minal 57 and oil pressure switch harness connector F257 termi-
nal 1 (VQ engine), F11 terminal 1 ( QR engine ).
OK or NG
OK >> Replace IPDM E/R.
NG >> Repair harness or connector.
Oil Pressure Warning Lamp Does Not Turn Off (Oil Pressure Is Normal)BKS001ST
NOTE:
For oil pressure inspection, refer to LU-20, "
OIL PRESSURE CHECK" .
1. CHECK IPDM E/R OUTPUT SIGNAL
Activate IPDM E/R auto active test. Refer to PG-21, "
Auto Active Test" .
Is oil pressure warning lamp blinking?
No malfunction detected>> GO TO 3.
Malfunction detected>> Go to 2.
2. CHECK SELF-DIAGNOSTIC RESULTS OF IPDM E/R
Select “IPDM E/R” on CONSULT-II, and perform self diagnosis of IPDM E/R. Refer to PG-19, "
CONSULT-II
Function (IPDM E/R)"
Self-diagnosis result content?
YES >> Replace combination meter.
NO >> GO TO PG-19, "
SELF-DIAG RESULTS" in “IPDM E/R”. 57 – Ground : Continuity should not exist.
SKIA5013E
57 – 1 : Continuity should exist.
PKIC9837E

WARNING LAMPS
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3. CHECK IPDM E/R OUTPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect oil pressure switch connector.
3. Turn ignition switch ON.
4. Check voltage between oil pressure switch harness connector
F257 terminal 1 ( VQ engine ) or F11 terminal 1 ( QR engine )
and ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 5.
4. CHECK OIL PRESSURE SWITCH
1. Turn ignition switch OFF.
2. Check oil pressure switch. Refer to DI-47, "
OIL PRESSURE SWITCH" .
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and Installation of IPDM E/R" .
NG >> Replace oil pressure switch.
5. CHECK OIL PRESSURE SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector E9 ter-
minal 57 and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-28, "Removal and
Installation of IPDM E/R" .
NG >> Repair harness or connector.
Electrical Component InspectionBKS001SU
OIL PRESSURE SWITCH
Check continuity between oil pressure switch and ground.1 – Ground : Battery voltage
PKIC9838E
57 – Ground : Continuity should not exist.
SKIA5013E
Condition
Oil pressure kPa (bar, kg/cm2 , psi) Continuity
Engine stopped Less than 29 (0.3, 0.3, 4) Yes
Engine running More than 29 (0.3, 0.3, 4) No
ELF0044D

DI-56
WARNING CHIME

WARNING CHIMEPFP:24814
System DescriptionBKS001SX
POWER SUPPLY AND GROUND CIRCUIT
Power is supplied at all times

through 50A fusible link (letter M , located in the fuse and fusible link block)

to BCM terminal 55,

through 15A fuse [No. 17, located in the fuse block (J/B)]

to combination meter terminal 7

to key switch terminal 1 (without Intelligent Key), and

to BCM terminal 42,

through 15A fuse [No. 18, located in the fuse block (J/B)] (with Intelligent Key)

to key switch terminal 3, and

to ignition knob switch terminal 7,

through 10A fuse [No. 19, located in the fuse block (J/B)]

to unified meter and A/C amp. terminal 21.
When ignition switch ON or START position, power is supplied

through 10A fuse [No. 1, located in the fuse block (J/B)]

to BCM terminal 38,

through 10A fuse [No. 12, located in the fuse block (J/B)]

to unified meter and A/C amp. terminal 22,

through 10A fuse [No. 14, located in the fuse block (J/B)]

to combination meter terminal 8.
Ground is supplied

to BCM terminal 52

to unified meter and A/C amp. terminals 29 and 30, and

to combination meter terminals 10, 11 and 12

through grounds M71 and M72.
NOTE:
When ignition key warning chime and light warning chime should be performed at the same time, the priorities
for each chime are the following.
1. Light warning chime
2. Ignition key warning chime
IGNITION KEY WARNING CHIME (WITHOUT INTELLIGENT KEY)
With the key inserted into the ignition switch, and the ignition switch OFF or ACC, when driver's door open, the
warning chime will sound.
Power is supplied

through key switch terminal 4

to BCM terminal 37.
Ground is supplied

to BCM terminal 62

through front door switch (driver side) terminal 2.
Front door switch (driver side) is case grounded.
BCM detects key inserted into the ignition switch, and sends key warning signal to unified meter and A/C amp.
with CAN communication line. Unified meter and A/C amp. sends key warning signal to combination meter
with communication line between unified meter and A/C amp. and combination meter.
When combination meter receives key warning signal, it sounds warning chime.

WARNING CHIME
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IGNITION KEY WARNING CHIME (WITH INTELLIGENT KEY)
When Mechanical Key Is Used
With the key inserted into the ignition switch, and the ignition switch LOCK or ACC, when driver's door open,
the warning chime will sound.
Power is supplied

through ignition knob switch, key switch and key lock solenoid terminal 8

to BCM terminal 37.
Ground is supplied

to BCM terminal 62

through front door switch (driver side) terminal 2.
Front door switch (driver side) is case grounded.
BCM detects key inserted into the ignition switch, and sends key warning signal to unified meter and A/C amp.
with CAN communication line. Unified meter and A/C amp. sends key warning signal to combination meter
with communication line between unified meter and A/C amp. and combination meter.
When combination meter receives key warning signal, it sounds warning chime.
When Intelligent Key Is Carried With The Driver
With the ignition knob is in LOCK (push switch ON) or ACC, when driver's door open, the warning chime will
sound.
Power is supplied

through ignition knob switch, key switch and key lock solenoid terminal 2

to Intelligent Key unit terminal 27.
Ground is supplied

to BCM terminal 62

through front door switch (driver side) terminal 2.
Front door switch (driver side) is case grounded.
BCM sends front door switch signal to Intelligent Key unit with CAN communication line.
Intelligent Key unit detects ignition knob return is forgotten, and sends key warning signal to unified meter and
A/C amp. with CAN communication line. Unified meter and A/C amp. sends key warning signal to combination
meter with communication line between unified meter and A/C amp. and combination meter.
When combination meter receives key warning signal, it sounds warning chime.
LIGHT WARNING CHIME
With the key removed from the ignition switch or with the ignition knob is in LOCK (push switch OFF) [with
Intelligent Key], the drive door open, and the lighting switch in ON position, the warning chime will sound.
[Except when headlamp battery saver control operates (for 5 minutes after ignition switch is turned to OFF or
ACC position) and headlamps do not illuminate.]
Signal is supplied

from combination switch (lighting switch) terminals 1, 2, 3, 4, 5, 6, 7, 8, 9 and 10

to BCM terminals 2, 3, 4, 5, 6, 32, 33, 34, 35 and 36.
NOTE:
BCM detected lighting switch in 1st or 2nd position, refer to LT- 1 8 3 , "
Combination Switch Reading Func-
tion" .
Ground is supplied

to BCM terminal 62

through front door switch (driver side) terminal 2.
Front door switch (driver side) is case grounded.
BCM detects headlamps are illuminated, and sends light warning signal to unified meter and A/C amp. with
CAN communication line. Unified meter and A/C amp. sends light warning signal to combination meter with
communication line between unified meter and A/C amp. and combination meter.
When combination meter receives light warning signal, it sounds warning chime.

WARNING CHIME
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Terminals and Reference Value for BCMBKS001T3
TerminalWire
colorItemMeasuring condition
Reference value
Ignition
switchOperation or condition
2 BR Combination switch input 5 ONLights, turn signals, wipers OFF
(Wiper dial position 4)
3 R/Y Combination switch input 4 ONLights, turn signals, wipers OFF
(Wiper dial position 4)
4 R Combination switch input 3 ONLights, turn signals, wipers OFF
(Wiper dial position 4)
5 Y/B Combination switch input 2
ONLights, turn signals, wipers OFF
(Wiper dial position 4)
6 R/W Combination switch input 1
32 LG/B Combination switch output 5 ONLights, turn signals, wipers OFF
(Wiper dial position 4)
33 G/Y Combination switch output 4 ONLights, turn signals, wipers OFF
(Wiper dial position 4)
34 L/W Combination switch output 3 ONLights, turn signals, wipers OFF
(Wiper dial position 4)
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
SKIA5291E
SKIA5292E
SKIA5291E

DI-64
WARNING CHIME

*1: With Intelligent key
*2: Without Intelligent key
Terminals and Reference Value for Unified Meter and A/C Amp. BKS001T4
35 G/B Combination switch output 2
ONLights, turn signals, wipers OFF
(Wiper dial position 4)
36 G/W Combination switch output 1
37B/R
*1
BR*2Key switch signal OFFKey is removed Approx. 0V
Key is inserted Approx. 12V
38 R Ignition switch ON or START ON — Battery voltage
39 L CAN-H OFF — —
40 P CAN-L OFF — —
42 Y/R Battery power supply OFF — Battery voltage
52 B Ground ON — Approx. 0V
55 W/B Battery power supply OFF — Battery voltage
62 SB Front door switch (driver side) OFFWhen driver door is opened
(Door switch ON)Approx. 0V
When driver door is closed
(Door switch OFF)Approx. 12V Te r m i n a lWire
colorItemMeasuring condition
Reference value
Ignition
switchOperation or condition
SKIA5292E
Te r m i n a lWire
colorItem Measuring condition
Reference value
Ignition
switchOperation or condition
1 L CAN-H OFF — —
9RTX communication line (To
combination meter)ON —
11 P C A N - L O F F — —
19 G/BRX communication line
(From combination meter)ON —
21 Y/R Battery power supply OFF — Battery voltage
22 G Ignition switch ON or START ON — Battery voltage
29 B Ground (power) ON — Approx. 0V
30 B Ground ON — Approx. 0V
SKIA3362E
SKIA3361E

WARNING CHIME
DI-65
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Terminals and Reference Value for Combination MeterBKS001T5
CONSULT-II FunctionBKS001T6
CONSULT-II performs the following functions communicating with the BCM.
DIAGNOSTIC ITEMS DESCRIPTION
CONSULT-II BASIC OPERATION PROCEDURE
Refer to GI-34, "CONSULT-II Start Procedure" .
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which performs CAN communication.
DATA MONITOR
Operation procedure
1. Touch “BUZZER” on “SELECT TEST ITEM” screen.
2. Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
3. Touch “ALL SIGNALS” or “SELECTION FROM MENU” on “DATA MONITOR” screen.
4. If “SELECTION FROM MENU” is selected, touch the desired monitor item. If “ALL SIGNALS” is selected,
all items required to control are monitored.
5. Touch “START”.
6. During monitoring, touching “RECORD” can start recording the monitored item status.
TerminalWire
colorItem Measuring condition
Reference value
Ignition
switchOperation or condition
7 Y/R Battery power supply OFF — Battery voltage
8 P Ignition switch ON or START ON — Battery voltage
10
B Ground ON — Approx. 0V 11
12
18 G/BTX communication line (To
unified meter and A/C amp.)ON —
19 RRX communication line
(From unified meter and A/C
amp.)ON —
SKIA3361E
SKIA3362E
System Test Item Diagnosis mode Description
BCM BUZZERData monitor The input data to the BCM control unit is displayed in real time.
Active test Operation of electrical loads can be checked by sending driving signal to them.
ALL SIGNALS Monitors main items.
SELECTION FROM MENU Selects and monitors items.