Page 45 of 130

SOFT TOP
RF-45
C
D
E
F
G
H
J
K
L
MA
B
RF
Revision: 2006 November2007 350Z
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.
3. CHECK 5TH BOW HALF-LATCH SWITCH GROUND CIRCUIT
Check continuity between soft top lock switch connector T205 terminal 6 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 31 and ground.
OK or NG
OK >> Replace Soft top lock switch (5th bow lock assembly in
storage lid).
NG >> Replace soft top control unit.31 (L) - 5 (L) : Continuity should exist.
31 (L) - Ground : Continuity should not exist.
PIIA7898E
6 (B) - Ground : Continuity should exist.
PIIA7899E
31 (L) - Ground : Approx. 5V
PIIA7897E
Page 46 of 130

RF-46
SOFT TOP
Revision: 2006 November2007 350Z
Check 5th Bow Actuator (Open Operate)NIS0006P
1. CHECK 5TH BOW ACTUATOR INPUT SIGNAL
1. Start engine.
2. Operate soft top switch OPEN, check voltage between 5th bow
actuator connector and ground.
OK or NG
OK >> Replace 5th bow actuator.
NG >> GO TO 2.
2. CHECK 5TH BOW ACTUATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and 5th bow actuator connector.
3. Check continuity between soft top control unit connector B68
terminal 44, 45 and 5ht bow actuator connector B233 terminal 1,
2.
4. Check continuity between soft top control unit connector B68
terminal 44, 45 and ground.
OK or NG
OK >> Replace soft top control unit.
NG >> Repair or replace harness.
Check 5th Bow Full Close Detection Switch (Open Operate)NIS0006Q
1. CHECK 5TH BOW FULL CLOSE DETECTION SWITCH SIGNAL
1. Start engine.
2. Operate soft top switch OPEN, check voltage between soft top control unit connector and ground.
OK or NG
OK >> Plate rail RR (5th bow full close switch) is OK.
NG >> GO TO 2.
Con-
nectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B233 2 (G/R) Ground OP2 → OP3 0 → Battery voltage
PIIB9113E
44 (G/R) - 1 (G/Y) : Continuity should exist.
45 (G/Y) - 2 (G/R) : Continuity should exist.
44 (G/R) - Ground : Continuity should not exist.
45 (G/Y) - Ground : Continuity should not exist.
PIIA7901E
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B67 27 (GY) Ground OP3 → OP4 5 → 0
PIIA7902E
Page 47 of 130

SOFT TOP
RF-47
C
D
E
F
G
H
J
K
L
MA
B
RF
Revision: 2006 November2007 350Z
2. CHECK 5TH BOW FULL CLOSE DETECTION SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and 5th bow switch assembly (at plate rail RR) connector.
3. Check continuity between soft top control unit connector B67
terminal 27 and 5th bow switch assembly connector B214 termi-
nal 2.
4. Check continuity between soft top control unit connector B67
terminal 27 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3. CHECK 5TH BOW FULL CLOSE DETECTION SWITCH GROUND CIRCUIT
Check continuity between 5th bow switch assembly connector B214 terminal 3 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
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 27 and ground.
OK or NG
OK >> Replace plate rail RR.
NG >> Replace soft top control unit.27 (GY) - 2 (W/G) : Continuity should exist.
27 (GY) - Ground : Continuity should not exist.
PIIA7903E
3 (B) - Ground : Continuity should exist.
PIIA7904E
27 (GY) - Ground : Approx. 5V
PIIA7902E
Page 48 of 130

RF-48
SOFT TOP
Revision: 2006 November2007 350Z
Check 5th Bow Full Open Detection Switch (Open Operate)NIS0006R
1. CHECK 5TH BOW FULL OPEN DETECTION SWITCH SIGNAL
1. Start engine.
2. Operate soft top switch OPEN, check voltage between soft top control unit connector and ground.
OK or NG
OK >> Plate rail RR (5th bow full open switch) is OK.
NG >> GO TO 2.
2. CHECK 5TH BOW FULL OPEN DETECTION SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and 5th bow switch assembly (at plate rail RR) connector.
3. Check continuity between soft top control unit connector B67
terminal 26 and 5th bow switch assembly connector B214 termi-
nal 1.
4. Check continuity between soft top control unit connector B67
terminal 26 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3. CHECK 5TH BOW FULL OPEN DETECTION SWITCH GROUND CIRCUIT
Check continuity between 5th bow switch assembly connector B214 terminal 3 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B67 26 (LG) Ground OP4 → OP5 5 → 0
PIIA7905E
26 (LG) - 1 (LG) : Continuity should exist.
26 (LG) - Ground : Continuity should not exist.
PIIA7906E
3 (B) - Ground : Continuity should exist.
PIIA7904E
Page 69 of 130

SOFT TOP
RF-69
C
D
E
F
G
H
J
K
L
MA
B
RF
Revision: 2006 November2007 350Z
Check 5th Bow Actuator (Close Operate)NIS00077
1. CHECK 5TH BOW ACTUATOR INPUT SIGNAL
1. Start engine.
2. Operate soft top switch CLOSE, check voltage between 5th bow actuator connector and ground.
OK or NG
OK >> Replace 5th bow actuator.
NG >> GO TO 2.
2. CHECK 5TH BOW ACTUATOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and 5th bow actuator connector.
3. Check continuity between soft top control unit connector B68
terminal 44, 45 and 5ht bow actuator connector B233 terminal 1,
2.
4. Check continuity between soft top control unit connector B68
terminal 44, 45 and ground.
OK or NG
OK >> Replace soft top control unit.
NG >> Repair or replace harness.
Check 5th Bow Full Close Detection Switch (Close Operate)NIS00078
1. CHECK 5TH BOW FULL CLOSE DETECTION 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 >> Plate rail RR (5th bow full close switch) is OK.
NG >> GO TO 2.
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B233 1 (G/Y) Ground CL4 → CL5 0 → Battery voltage → 0
PIIB9114E
44 (G/R) - 1 (G/Y) : Continuity should exist.
45 (G/Y) - 2 (G/R) : Continuity should exist.
44 (G/R) - Ground : Continuity should not exist.
45 (G/Y) - Ground : Continuity should not exist.
PIIA7901E
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B67 27 (GY) Ground CL5 → CL6 0 → 5 → 0
PIIA7902E
Page 70 of 130

RF-70
SOFT TOP
Revision: 2006 November2007 350Z
2. CHECK 5TH BOW FULL CLOSE DETECTION SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and 5th bow switch assembly (at plate rail RR) connector.
3. Check continuity between soft top control unit connector B67
terminal 27 and 5th bow switch assembly connector B214 termi-
nal 2.
4. Check continuity between soft top control unit connector B67
terminal 27 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3. CHECK 5TH BOW FULL CLOSE DETECTION SWITCH GROUND CIRCUIT
Check continuity between 5th bow switch assembly connector B214 terminal 3 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
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 27 and ground.
OK or NG
OK >> Replace plate rail RR.
NG >> Replace soft top control unit. 27 (GY) - 2 (W/G) : Continuity should exist.
27 (GY) - Ground : Continuity should not exist.
PIIA7903E
3 (B) - Ground : Continuity should exist.
PIIA7904E
27 (GY) - Ground : Approx. 5V
PIIA7902E
Page 71 of 130

SOFT TOP
RF-71
C
D
E
F
G
H
J
K
L
MA
B
RF
Revision: 2006 November2007 350Z
Check 5th Bow Full Open Detection Switch (Close Operate)NIS00079
1. CHECK 5TH BOW FULL OPEN DETECTION 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 >> Plate rail RR (5th bow full open switch) is OK.
NG >> GO TO 2.
2. CHECK 5TH BOW FULL OPEN DETECTION SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect soft top control unit and 5th bow switch assembly connector.
3. Check continuity between soft top control unit connector B67
terminal 26 and 5th bow switch assembly connector B214 termi-
nal 1.
4. Check continuity between soft top control unit connector B67
terminal 26 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3. CHECK 5TH BOW FULL OPEN DETECTION SWITCH GROUND CIRCUIT
Check continuity between 5th bow switch assembly connector B214 terminal 3 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair or replace harness.
ConnectorTerminal (Wire color)
Roof conditionVoltage (V)
(Approx.)
(+) (-)
B67 26 (LG) Ground CL6 → CL7 5 → 0
PIIA7905E
26 (LG) - 1 (LG) : Continuity should exist.
26 (LG) - Ground : Continuity should not exist.
PIIA7906E
3 (B) - Ground : Continuity should exist.
PIIA7904E
Page 72 of 130

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