ignition NISSAN TEANA 2003 Workshop Manual

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-173
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A/T CHECK Indicator Lamp Does Not Come OnBCS00149
SYMPTOM:
A/T CHECK indicator lamp does not come on for about 2 seconds when turning ignition switch ON.
DIAGNOSTIC PROCEDURE
1. CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis. Refer to AT- 6 9 , "
SELF-DIAGNOSTIC RESULT MODE" .
Is a malfunction in CAN communication indicated in the results?
YES >> Check CAN communication line. Refer to AT- 1 3 3 , "CAN COMMUNICATION LINE" .
NO >> GO TO 2.
2. CHECK TCM POWER SOURCE
1. Turn ignition switch ON. (Do not start engine.)
2. Check voltage between TCM connector terminals and ground.
Refer to AT- 1 5 8 , "
Wiring Diagram — AT — MAIN" .
3. Turn ignition switch OFF.
4. Check voltage between TCM connector terminals and ground.
Refer to AT- 1 5 8 , "
Wiring Diagram — AT — MAIN" .
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3. DETECT MALFUNCTIONING ITEM
Check the following items:

Harness for short or open between ignition switch and TCM connector terminals 10, 19
Refer to AT- 1 5 8 , "
Wiring Diagram — AT — MAIN" .

Harness for short or open between battery and TCM connector terminal 28
Refer to AT- 1 5 8 , "
Wiring Diagram — AT — MAIN" .

15A fuse (No.17, located in the fuse block) and 10A fuse (No.83, located in the IPDM E/R)

Ignition switch. Refer to PG-3, "POWER SUPPLY ROUTING CIRCUIT" .
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.
Item Connector Terminal Judgement standard (Approx.)
TCM connectorF10410
Battery voltage 19
F105 28
SCIA2656E
ItemConnec-
torTerminal Judgement standard (Approx.)
TCM connectorF10410 0 V
19 0 V
F105 28 Battery voltage
SCIA2657E

AT-174
TROUBLE DIAGNOSIS FOR SYMPTOMS

4. CHECK TCM GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between TCM connector terminals and ground.
Refer to AT- 1 5 8 , "
Wiring Diagram — AT — MAIN" .
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power
in harness or connectors.
5. DETECT MALFUNCTIONING ITEM
Check the following items:

Harness and fuse for short or open between ignition switch and A/T CHECK indicator lamp
Refer to PG-3, "
POWER SUPPLY ROUTING CIRCUIT" .

Harness for short or open between A/T CHECK indicator lamp and TCM
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.
6. SYMPTOM CHECK
Check again. Refer to AT- 4 8 , "
Check Before Engine Is Started" .
OK or NG
OK >>INSPECTION END
NG >> GO TO 7.
7. CHECK TCM
1. Check TCM input/output. Refer to AT- 6 4 , "
TCM Terminals and Reference Value" .
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
Item Connector Terminal Continuity
TCM connector F10525
Ye s
48
SCIA2671E

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-189
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3. CHECK PNP SWITCH CIRCUIT
With CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)
2. Select “TCM INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3. Read out “P·N”, “R”, “D”, “3”, “2” and “1” position switches mov-
ing selector lever to each position.
OK or NG?
OK >> GO TO 4
NG >> Check PNP switch. Refer to AT- 1 6 6 , "
PNP SWITCH" .
4. CHECK 3RD POSITION SWITCH CIRCUIT
With CONSULT-II
1. Turn ignition switch ON. (Do not start engine)
2. Select “TCM INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3. Read out “OVERDRIVE SW” switch moving selector lever to
each position.
OK or NG?
OK >> GO TO 5
NG >> Check 3rd position switch. Refer to AT- 1 6 6 , "
3RD POSITION SWITCH" .
Item name Condition Display value
PN POSI SWWhen setting selector
lever to “N” or “P” posi-
tion.ON
When setting selector
lever to other positions.OFF
R POSITION SWWhen setting selector
lever to “R” position.ON
When setting selector
lever to other positions.OFF
D POSITION SWWhen setting selector
lever to “D” and “3” posi-
tions.ON
When setting selector
lever to other positions.OFF
2 POSITION SWWhen setting selector
lever to “2” position.ON
When setting selector
lever to other positions.OFF
1 POSITION SWWhen setting selector
lever to “1” position.ON
When setting selector
lever to other positions.OFF
SAT701J
Item name Condition Display value
OVERDRIVE SWWhen setting selector lever to
“3” and “2” positions.ON
When setting selector lever to
other positions.OFF
SCIA4730E

AT-192
TROUBLE DIAGNOSIS FOR SYMPTOMS

2. CHECK PNP SWITCH CIRCUIT
With CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)
2. Select “TCM INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3. Read out “P·N”, “R”, “D”, “3”, “2” and “1” position switches mov-
ing selector lever to each position.
OK or NG?
OK >> GO TO 3
NG >> Check PNP switch. Refer to AT- 1 6 6 , "
PNP SWITCH" .
3. CHECK ACCELERATOR PEDAL POSITION SENSOR
Check accelerator pedal position sensor. Refer to EC-272, "
DTC P2138 APP SENSOR" (QR engine) or EC-
652, "DTC P2138 APP SENSOR" (VQ engine).
OK or NG
OK >> GO TO 4.
NG >> Repair or replace accelerator pedal position sensor.
Item name Condition Display value
PN POSI SWWhen setting selector
lever to “N” or “P” posi-
tion.ON
When setting selector
lever to other positions.OFF
R POSITION SWWhen setting selector
lever to “R” position.ON
When setting selector
lever to other positions.OFF
D POSITION SWWhen setting selector
lever to “D” and “3” posi-
tions.ON
When setting selector
lever to other positions.OFF
2 POSITION SWWhen setting selector
lever to “2” position.ON
When setting selector
lever to other positions.OFF
1 POSITION SWWhen setting selector
lever to “1” position.ON
When setting selector
lever to other positions.OFF
SAT701J

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-197
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A/T Does Not Shift: D4 → 33 , When A/T Selector Lever “D” → “3”BCS0014P
SYMPTOM:
A/T does not shift from D4 to 33 when changing A/T selector lever from “D” → “3” position on “Cruise
Te s t — P a r t 3 ” .
DIAGNOSTIC PROCEDURE
1. CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis. Refer to AT- 6 9 , "
SELF-DIAGNOSTIC RESULT MODE" or AT- 7 6 , "Diagnostic Pro-
cedure Without CONSULT-II" .
Is a malfunction in CAN communication indicated in the results?
YES >> Check CAN communication line. Refer to AT- 1 3 3 , "CAN COMMUNICATION LINE" .
NO >> GO TO 2.
2. CHECK 3RD POSITION SWITCH CIRCUIT
With CONSULT-II
1. Turn ignition switch ON. (Do not start engine)
2. Select “TCM INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3. Read out “OVERDRIVE SW” switch moving selector lever to
each position.
Without CONSULT-II
1. Turn ignition switch ON. (Do not start engine)
2. Check voltage between A/T device harness connector terminal
and ground. Refer to AT- 1 6 8 , "
Wiring Diagram — AT — NON-
DTC" .
OK or NG
OK >> Go to AT- 1 8 6 , "A/T Does Not Shift: D2 → D3" .
NG >> Check 3rd position switch. Refer to AT- 1 6 6 , "
3RD POSITION SWITCH" .
Item name Condition Display value
OVERDRIVE SWWhen setting selector lever to
“3” and “2” positions.ON
When setting selector lever to
other positions.OFF
SCIA4730E
Item Connector Terminal ConditionData
(Approx.)
3rd position
switchM62 1 - GroundWhen setting
selector lever to
“3” and “2” posi-
tions.0V
When setting
selector lever to
other positions.Battery volt-
age
SCIA7858E

AT-198
TROUBLE DIAGNOSIS FOR SYMPTOMS

A/T Does Not Shift: 33 → 22 , When Selector Lever “3” → “2” PositionBCS0014Q
SYMPTOM:
A/T does not shift from 33 to 22 when changing selector lever from “3” to “2” position on “Cruise Test
— Part 3”.
DIAGNOSTIC PROCEDURE
1. SYMPTOM CHECK
Check symptom. Refer to AT- 5 0 , "
Cruise Test — Part 1" .
Is
“A/T Does No Shift: D1 →D2 or Does Not Kickdown: D4 →D2 ” OK?
YES (With CONSULT-II)>>GO TO 2.
YES (Without CONSULT-II)>>GO TO 3.
NO >> Go to AT- 1 8 4 , "
A/T Does Not Shift: D1 → D2 or Does Not Kickdown: D4 → D2" .
2. CHECK PNP SWITCH CIRCUIT (WITH CONSULT-II)
With CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)
2. Select “TCM INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3. Read out “P·N”, “R”, “D”, “3”, “2” and “1” position switches mov-
ing selector lever to each position.
OK or NG
OK >>INSPECTION END.
NG >> Check PNP switch. Refer to AT- 1 6 6 , "
PNP SWITCH" .
Item name Condition Display value
PN POSI SWWhen setting selector lever to
“N” or “P” position.ON
When setting selector lever to
other positions.OFF
R POSITION SWWhen setting selector lever to
“R” position.ON
When setting selector lever to
other positions.OFF
D POSITION SWWhen setting selector lever to
“D” and “3” positions.ON
When setting selector lever to
other positions.OFF
2 POSITION SWWhen setting selector lever to
“2” position.ON
When setting selector lever to
other positions.OFF
1 POSITION SWWhen setting selector lever to
“1” position.ON
When setting selector lever to
other positions.OFF
SAT701J

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-199
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3. CHECK PNP SWITCH CIRCUIT (WITHOUT CONSULT-II)
Without CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)
2. Check voltage between TCM harness connector terminals and
ground while moving selector lever through each position. Refer
to AT- 1 6 8 , "
Wiring Diagram — AT — NONDTC" .
B: Battery voltage
0: 0V
OK or NG
OK >>INSPECTION END.
NG >> Check PNP switch. Refer to AT- 1 6 6 , "
PNP SWITCH" .
Lever positionTerminal
36 35 34 27 26
“P”, “N” B 0 0 0 0
“R” 0 B 0 0 0
“D”·“3” 0 0 B 0 0
“2” 0 0 0 B 0
“1” 0 0 0 0 B
SCIA5758E

AT-200
TROUBLE DIAGNOSIS FOR SYMPTOMS

A/T Does Not Shift: 22 → 11 , When Selector Lever “2” → “1” PositionBCS0014R
SYMPTOM:
A/T does not shift from 22 to 11 when changing selector lever from “2” to “1” position on “Cruise Test
— Part 3”.
DIAGNOSTIC PROCEDURE
1. CHECK PNP SWITCH CIRCUIT (WITH CONSULT-II)
With CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)
2. Select “TCM INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3. Read out “P·N”, “R”, “D”, “3”, “2” and “1” position switches mov-
ing selector lever to each position.
OK or NG
OK >> GO TO 3.
NG >> Check PNP switch. Refer to AT- 1 6 6 , "
PNP SWITCH" .
Item name Condition Display value
PN POSI SWWhen setting selector lever to
“N” or “P” position.ON
When setting selector lever to
other positions.OFF
R POSITION SWWhen setting selector lever to
“R” position.ON
When setting selector lever to
other positions.OFF
D POSITION SWWhen setting selector lever to
“D” and “3” positions.ON
When setting selector lever to
other positions.OFF
2 POSITION SWWhen setting selector lever to
“2” position.ON
When setting selector lever to
other positions.OFF
1 POSITION SWWhen setting selector lever to
“1” position.ON
When setting selector lever to
other positions.OFF
SAT701J

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-201
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2. CHECK PNP SWITCH CIRCUIT (WITHOUT CONSULT-II)
Without CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)
2. Check voltage between TCM harness connector terminals and
ground while moving selector lever through each position. Refer
to AT- 1 6 8 , "
Wiring Diagram — AT — NONDTC" .
B: Battery voltage
0: 0V
OK or NG
OK >> GO TO 3.
NG >> Check PNP switch. Refer to AT- 1 6 6 , "
PNP SWITCH" .
3. CHECK A/T POSITION
Check A/T position. Refer to AT- 2 1 5 , "
Checking of A/T Position" .
OK or NG
OK >> GO TO 4.
NG >> Adjust A/T position. Refer to AT- 2 1 5 , "
Adjustment of A/T Position" .
4. CHECK VEHICLE SPEED SENSOR·A/T AND VEHICLE SPEED SENSOR·MTR CIRCUIT
Check vehicle speed sensor·A/T (revolution sensor) and vehicle speed sensor·MTR circuit. Refer to AT- 8 0 ,
"VEHICLE SPEED SENSOR·A/T (REVOLUTION SENSOR)" and AT- 8 6 , "VEHICLE SPEED SENSOR MTR"
.
OK or NG
OK >> GO TO 5.
NG >> Repair or replace vehicle speed sensor·A/T (revolution sensor) and/or vehicle speed sensor·MTR
circuits.
5. CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer to AT- 2 4 6 , "
Components" .
2. Check A/T fluid condition. Refer to AT- 4 3 , "
A/T Fluid Condition Check" .
OK or NG
OK >> GO TO 7.
NG >> GO TO 6.
Lever positionTerminal
36 35 34 27 26
“P”, “N” B 0 0 0 0
“R” 0 B 0 0 0
“D”·“3” 0 0 B 0 0
“2” 0 0 0 B 0
“1” 0 0 0 0 B
SCIA5758E

TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-203
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Vehicle Does Not Decelerate By Engine Brake (D4 → 33 )BCS0014S
SYMPTOM:
Vehicle does not decelerate by engine brake when A/T selector lever is in “3” position on “Cruise
Test— Part 3”.
DIAGNOSTIC PROCEDURE
1. CHECK 3RD POSITION SWITCH CIRCUIT
With CONSULT-II
1. Turn ignition switch ON. (Do not start engine.)
2. Select “TCM INPUT SIGNALS” in “DATA MONITOR” mode for
“A/T” with CONSULT-II.
3. Read out “OVERDRIVE SW” switch moving selector lever to
each position.
Without CONSULT-II
1. Turn ignition switch ON. (Do not start engine)
2. Check voltage between A/T device harness connector terminal
and ground. Refer to AT- 1 6 8 , "
Wiring Diagram — AT — NON-
DTC" .
OK or NG
OK >> GO TO 2.
NG >> Check 3rd position switch. Refer to AT- 1 6 6 , "
3RD POSITION SWITCH" .
2. CHECK ACCELERATOR PEDAL POSITION SENSOR
Check accelerator pedal position sensor. Refer to EC-272, "
DTC P2138 APP SENSOR" (QR engine) or EC-
652, "DTC P2138 APP SENSOR" (VQ engine).
OK or NG
OK >> GO TO 3.
NG >> Repair or replace accelerator pedal position sensor.
3. CHECK VEHICLE SPEED SENSOR·A/T AND VEHICLE SPEED SENSOR·MTR CIRCUIT
Check vehicle speed sensor·A/T (revolution sensor) and vehicle speed sensor·MTR circuit. Refer to AT- 8 0 ,
"VEHICLE SPEED SENSOR·A/T (REVOLUTION SENSOR)" and AT- 8 6 , "VEHICLE SPEED SENSOR MTR"
.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace vehicle speed sensor·A/T (revolution sensor) and/or vehicle speed sensor·MTR
circuits.
Item name Condition Display value
OVERDRIVE SWWhen setting selector lever to
“3” and “2” positions.ON
When setting selector lever to
other positions.OFF
SCIA4730E
Item Connector Terminal ConditionData
(Approx.)
3rd posi-
tion switchM62 1 - GroundWhen setting
selector lever to “3”
and “2” positions.0V
When setting
selector lever to
other positions.Battery volt-
age
SCIA7858E