2007 NISSAN 350Z ignition

RF-72
SOFT TOP
Revision: 2006 November2007 350Z
4. CHECK SOFT TOP CONTORL UNIT OUTPUT SIGNAL
1. Connect soft top control unit connector.
2. Start engine.
3. Check voltage between soft top control unit connector B67 ter-
minal 26 and ground.
OK or NG
OK >> Replace plate rail RR.
NG >> Replace soft top control unit.
Check 5th Bow Half-Latch Switch (Close Operate)NIS0007A
1. CHECK 5TH BOW HALF-LATCH SWITCH SIGNAL CHECK
1. Start engine.
2. Operate soft top switch CLOSE, check voltage between soft top control unit connector and ground.
OK or NG
OK >> Soft top lock switch (5th bow half-latch switch) is OK.
NG >> GO TO 2.
2. CHECK 5TH BOW HALF-LATCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and soft top lock switch (at 5th bow lock assembly in storage lid) connec-
tor.
3. Check continuity between soft top control unit connector B67
terminal 31 and soft top lock switch connector T205 terminal 5.
4. Check continuity between soft top control unit connector B67
terminal 31 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.26 (LG) - Ground : Approx. 5V
PIIA7905E
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B67 31 (L) Ground CL9 → CL10 0 → 5
PIIA7897E
31 (L) - 5 (L) : Continuity should exist.
31 (L) - Ground : Continuity should not exist.
PIIA7898E

RF-74
SOFT TOP
Revision: 2006 November2007 350Z
2. CHECK 5TH BOW FULL-LATCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and soft top lock switch (at 5th bow lock assembly in storage lid) connec-
tor.
3. Check continuity between soft top control unit connector B67
terminal 30 and soft top lock switch connector T205 terminal 3.
4. Check continuity between soft top control unit connector B67
terminal 30 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3. CHECK 5TH BOW HALF-LATCH SWITCH GROUND CIRCUIT
Check continuity between soft top lock switch connector T205 terminal 4 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
4. CHECK SOFT TOP CONTROL UNIT OUTPUT SIGNAL
1. Connect soft top control unit connector.
2. Start engine.
3. Check voltage between soft top control unit connector B67 ter-
minal 30 and ground.
OK or NG
OK >> Replace 5th bow assembly in storage lid.
NG >> Replace soft top control unit.30 (Y/R) - 3 (Y) : Continuity should exist.
30 (Y/R) - Ground : Continuity should not exist.
PIIA7934E
4 (B) - Ground : Continuity should exist.
PIIA7935E
30 (Y/R) - Ground : Approx. 5V
PIIA7933E

SOFT TOP
RF-75
C
D
E
F
G
H
J
K
L
MA
B
RF
Revision: 2006 November2007 350Z
Check 5th Bow Ending SwitchNIS0007C
1. CHECK 5TH BOW ENDING SWITCH SIGNAL
1. Start engine.
2. Operate soft top switch CLOSE, check voltage between soft top control unit connector and ground.
OK or NG
OK >> Soft top lock switch (5th bow ending switch) is OK.
NG >> GO TO 2.
2. CHECK 5TH BOW ENDING CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and soft top lock switch (at 5th bow lock assembly in storage lid) connec-
tor.
3. Check continuity between soft top control unit connector B67
terminal 29 and soft top lock switch connector T205 terminal 1.
4. Check continuity between soft top control unit connector B67
terminal 29 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3. CHECK 5TH BOW ENDING SWITCH GROUND CIRCUIT
Check continuity between soft top lock switch connector T205 terminal 2 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B67 29 (R/Y) Ground CL10 0 → 5
PIIA7936E
29 (R/Y) - 1 (R) : Continuity should exist.
29 (R/Y) - Ground : Continuity should not exist.
PIIA7937E
2 (B) - Ground : Continuity should exist.
PIIA7938E

RF-76
SOFT TOP
Revision: 2006 November2007 350Z
4. CHECK SOFT TOP CONTROL UNIT OUTPUT SIGNAL
1. Connect soft top control unit connector.
2. Start engine.
3. Check voltage between soft top control unit connector B67 ter-
minal 29 and ground.
OK or NG
OK >> Replace soft top lock switch (5th bow lock assembly in
storage lid).
NG >> Replace soft top control unit.
Check 5th Bow Closure MotorNIS0007D
1. 5TH BOW CLOSURE MOTOR INPUT SIGNAL
1. Start engine.
2. Operate soft top switch CLOSE, check voltage between 5th bow closure motor connector and ground.
OK or NG
OK >> Replace 5th bow closure motor.
NG >> GO TO 2.
2. CHECK 5TH BOW CLOSURE MOTOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and 5th bow closure motor connector.
3. Check continuity between soft top control unit connector B66
terminal 4, 12 and 5th bow closure motor connector T204 termi-
nal 1, 2.
4. Check continuity between soft top control unit connector B66
terminal 4, 12 and ground.
OK or NG
OK >> Replace soft top control unit.
NG >> Repair or replace harness.29 (R/Y) - Ground : Approx. 5V
PIIA7936E
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
T204 1 (W) Ground CL9 → CL10 0 → Battery voltage → 0
PIIA7939E
4 (G/R) - 1 (W) : Continuity should exist.
12 (G/Y) - 2 (G) : Continuity should exist.
4 (G/R) - Ground : Continuity should not exist.
12 (G/Y) - Ground : Continuity should not exist.
PIIA7940E

SOFT TOP
RF-77
C
D
E
F
G
H
J
K
L
MA
B
RF
Revision: 2006 November2007 350Z
Check Soft Top Front Lock SwitchNIS001L7
1. SOFT TOP FRONT LOCK SWITCH SIGNAL
1. Start engine.
2. Check voltage between soft top control unit connector and ground.
OK or NG
OK >> Soft top front lock switch is OK.
NG >> GO TO 2.
2. CHECK 5TH BOW ENDING CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and soft top front lock switch connector.
3. Check continuity between soft top control unit connector B67
terminal 28 and soft top front lock switch connector R8 terminal
4.
4. Check continuity between soft top control unit connector B67
terminal 28 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3. CHECK SOFT TOP FRONT LOCK SWITCH GROUND CIRCUIT
Check continuity between soft top front lock switch connector R8 terminal 3 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
ConnectorTerminal (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (-)
B67 28 (LG/B) GroundFront
lockLock 5
Unlock 0
PIIB7354E
28 (LG/B) - 4 (LG/B) : Continuity should exist.
28 (LG/B) - Ground : Continuity should not exist.
PIIB7355E
3 (B/W) - Ground : Continuity should exist.
PIIB7356E

SOFT TOP
RF-79
C
D
E
F
G
H
J
K
L
MA
B
RF
Revision: 2006 November2007 350Z
2. CHECK VEHICLE SPEED SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and unified meter and A/C amp connector.
3. Check the following.
–Continuity between soft top control unit connector B66 terminal
14 and unified meter and A/C amp connector M49 terminal 26.
–Continuity between soft top control unit connector B66 terminal
14 and ground.
4. Check the following.
–Continuity between soft top control unit connector B67 terminal
23 and unified meter and A/C amp connector M49 terminal 34.
–Continuity between soft top control unit connector B67 terminal
23 and ground.
OK or NG
OK >> Check unified meter and A/C amp. Refer to DI-44, "Sys-
tem Description" .
NG >> Repair or replace harness.
3. CHECK FUSE

Check 10A fuse [No.20, located in fuse block (J/B)].
NOTE:
Refer to RF-11, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 4.
NG >> If fuse blown out, be sure to eliminate cause of malfunction before installing new fuse. Refer to
PG-4, "
POWER SUPPLY ROUTING CIRCUIT" .
4. CHECK BRAKE PEDAL SIGNAL
Check voltage between soft top control unit connector and ground.
OK or NG
OK >> Stop lamp switch is OK.
NG >> GO TO 5.14 (W) - 26 (W) : Continuity should exist.
14 (W) - Ground : Continuity should not exist.
PIIA7942E
23 (W/G) - 34 (L) : Continuity should exist.
23 (W/G) - Ground : Continuity should not exist.
PIIA7943E
ConnectorTerminal (Wire color)
Brake pedal condi-
tionVoltage (V)
(Approx.)
(+) (-)
B68 38 (W) GroundDepressed Battery voltage
Released 0
PIIA7944E

RF-80
SOFT TOP
Revision: 2006 November2007 350Z
5. CHECK BRAKE PEDAL SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and stop lamp switch connector.
3. Continuity between soft top control unit connector B68 terminal
38 and stop lamp switch connector E111 terminal 4.
4. Continuity between soft top control unit connector B68 terminal
38 and ground.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace harness.
6. CHECK STOP LAMP SWITCH
Continuity between stop lamp switch connector E111 terminal 3 and 4.
OK or NG
OK >> Check condition of harness and connector.
NG >> Replace stop lamp switch.
Check Each Switch Condition (Open Operate)NIS0007F
1. CHECK EACH SWITCH SIGNAL
1. Start engine.
2. Check voltage between soft top control unit connector and ground.
OK or NG
OK >> Each switch condition is OK.
NG >> Check malfunction switch.38 (W) - 4 (P/L) : Continuity should exist.
38 (W) - Ground : Continuity should not exist.
PIIB7357E
Connector Terminal Brake pedal condition Continuity
E 111 3 4Depressed Yes
Released No
PIIB7358E
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B6720 (W/B)
Ground Full closed 5 21 (W/L)
22 (W/R)
24 (G)
25 (L/Y)
26 (LG)
27 (GY)
32 (W)
33 (BR)
PIIA7949E

RF-82
SOFT TOP
Revision: 2006 November2007 350Z
Check Power Window HarnessNIS0007I
1. CHECK POWER WINDOW CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit, power window main switch and power window sub-switch connector.
3. Check the following.
–Continuity between soft top control unit connector B67 terminal
36 and power window main switch connector D7 terminal 4.
–Continuity between soft top control unit connector B67 terminal
36 and ground.
4. Check the following.
–Continuity between soft top control unit connector B67 terminal
36 and power window sub-switch connector D37 terminal 13.
OK or NG
OK >> Replace malfunction power window switch.
NG >> Repair or replace harness.
Check Passenger Side Seat Operate Signal 1NIS0007J
1. CHECK PASSENGER SIDE SEAT CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and passenger side seat control unit connector.
3. Check continuity between soft top control unit connector B67
terminal 36 and passenger seat control unit connector B353 ter-
minal 16.
4. Check continuity between soft top control unit connector B67
terminal 36 and ground.
OK or NG
OK >> Replace passenger seat control unit.
NG >> Repair or replace harness.36 (PU) - 4 (P) : Continuity should exist.
36 (PU) - Ground : Continuity should not exist.
PIIA7956E
36 (PU) - 13 (P) : Continuity should exist.
PIIA7957E
36 (PU) - 16 (PU/W) : Continuity should exist.
36 (PU) - Ground : Continuity should not exist.
PIIA7958E