Infiniti G37 Coupe. Manual - part 1426

 

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Infiniti G37 Coupe. Manual - part 1426

 

 

WT-76

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

4

• B2013: ID DISCORD BCM-S/L
• B2014: CHAIN OF S/L-BCM
• B2553: IGNITION RELAY
• B2555: STOP LAMP 
• B2556: PUSH-BTN IGN SW
• B2557: VEHICLE SPEED
• B2560: STARTER CONT RELAY
• B2601: SHIFT POSITION
• B2602: SHIFT POSITION
• B2603: SHIFT POSI STATUS
• B2604: PNP SW
• B2605: PNP SW
• B2606: S/L RELAY
• B2607: S/L RELAY
• B2608: STARTER RELAY
• B2609: S/L STATUS
• B260A: IGNITION RELAY
• B260B: STEERING LOCK UNIT
• B260C: STEERING LOCK UNIT
• B260D: STEERING LOCK UNIT
• B260F: ENG STATE SIG LOST
• B2611: ACC RELAY
• B2612: S/L STATUS
• B2614: ACC RELAY CIRC
• B2615: BLOWER RELAY CIRC
• B2616: IGN RELAY CIRC
• B2617: STARTER RELAY CIRC
• B2618: BCM
• B2619: BCM
• B261A: PUSH-BTN IGN SW
• B261E: VEHICLE TYPE
• B26E1: ENG STATE NO RECIV
• C1729: VHCL SPEED SIG ERR
• U0415: VEHICLE SPEED SIG

5

• C1704: LOW PRESSURE FL
• C1705: LOW PRESSURE FR
• C1706: LOW PRESSURE RR
• C1707: LOW PRESSURE RL
• C1708: [NO DATA] FL
• C1709: [NO DATA] FR
• C1710: [NO DATA] RR
• C1711: [NO DATA] RL
• C1712: [CHECKSUM ERR] FL
• C1713: [CHECKSUM ERR] FR
• C1714: [CHECKSUM ERR] RR
• C1715: [CHECKSUM ERR] RL
• C1716: [PRESSDATA ERR] FL
• C1717: [PRESSDATA ERR] FR
• C1718: [PRESSDATA ERR] RR
• C1719: [PRESSDATA ERR] RL
• C1720: [CODE ERR] FL
• C1721: [CODE ERR] FR
• C1722: [CODE ERR] RR
• C1723: [CODE ERR] RL
• C1724: [BATT VOLT LOW] FL
• C1725: [BATT VOLT LOW] FR
• C1726: [BATT VOLT LOW] RR
• C1727: [BATT VOLT LOW] RL
• C1734: CONTROL UNIT

6

• B2621: INSIDE ANTENNA 
• B2622: INSIDE ANTENNA 
• B2623: INSIDE ANTENNA 

Priority

DTC

BCM (BODY CONTROL MODULE)

WT-77

< ECU DIAGNOSIS >

C

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DTC Index

INFOID:0000000001903110

NOTE:
The details of time display are as follows.
• CRNT: A malfunction is detected now
• PAST: A malfunction was detected in the past.
IGN counter is displayed on Freeze Frame Data. The details of Freeze Frame Data and IGN Counter. Refer to

BCS-13, "COMMON ITEM : CONSULT-III Function (BCM - COMMON ITEM)"

.

CONSULT display

Fail-safe

Freeze Frame 

Data

Intelligent Key 

warning lamp ON

Tire pressure 

monitor warning 

lamp ON

Reference 

page

No DTC is detected.
further testing
may be required.

U1000: CAN COMM CIRCUIT

BCS-33

U1010: CONTROL UNIT (CAN)

BCS-34

U0415: VEHICLE SPEED SIG

BCS-35

B2013: ID DISCORD BCM-S/L

×

×

SEC-54

B2014: CHAIN OF S/L-BCM

×

×

SEC-55

B2190: NATS ANTTENA AMP

×

SEC-46

B2191: DIFFERENCE OF KEY

×

SEC-49

B2192: ID DISCORD BCM-ECM

×

SEC-50

B2193: CHAIN OF BCM-ECM

×

SEC-52

B2553: IGNITION RELAY

×

PCS-50

B2555: STOP LAMP

×

SEC-58

B2556: PUSH-BTN IGN SW

×

×

SEC-60

B2557: VEHICLE SPEED

×

×

×

SEC-62

B2560: STARTER CONT RELAY

×

×

×

SEC-63

B2562: LOW VOLTAGE

×

BCS-36

B2563: HI VOLTAGE

×

×

×

BCS-37

B2601: SHIFT POSITION

×

×

×

SEC-64

B2602: SHIFT POSITION

×

×

×

SEC-67

B2603: SHIFT POSI STATUS

×

×

×

SEC-69

B2604: PNP SW

×

×

×

SEC-72

B2605: PNP SW

×

×

×

SEC-74

B2606: S/L RELAY

×

×

×

SEC-76

B2607: S/L RELAY

×

×

×

SEC-77

B2608: STARTER RELAY

×

×

×

SEC-79

B2609: S/L STATUS

×

×

×

SEC-81

B260A: IGNITION RELAY

×

×

×

PCS-52

B260B: STEERING LOCK UNIT

×

×

SEC-85

B260C: STEERING LOCK UNIT

×

×

SEC-86

B260D: STEERING LOCK UNIT

×

×

SEC-87

B260F: ENG STATE SIG LOST

×

×

×

SEC-88

B2611: ACC RELAY

×

PCS-54

B2612: S/L STATUS

×

×

×

SEC-90

B2614: ACC RELAY CIRC

×

×

PCS-57

B2615: BLOWER RELAY CIRC

×

×

PCS-60

WT-78

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

B2616: IGN RELAY CIRC

×

×

PCS-63

B2617: STARTER RELAY CIRC

×

×

×

SEC-94

B2618: BCM

×

×

×

PCS-66

B2619: BCM

×

×

×

SEC-96

B261A: PUSH-BTN IGN SW

×

×

SEC-97

B261E: VEHICLE TYPE

×

×

×

 (Turn ON for 15 

seconds)

SEC-100

B2621: INSIDE ANTENNA

×

DLK-59

B2622: INSIDE ANTENNA

×

DLK-61

B2623: INSIDE ANTENNA

×

DLK-63

B26E1: ENG STATE NO RES

×

×

×

SEC-89

C1704: LOW PRESSURE FL

×

WT-15

C1705: LOW PRESSURE FR

×

WT-15

C1706: LOW PRESSURE RR

×

WT-15

C1707: LOW PRESSURE RL

×

WT-15

C1708: [NO DATA] FL

×

WT-17

C1709: [NO DATA] FR

×

WT-17

C1710: [NO DATA] RR

×

WT-17

C1711: [NO DATA] RL

×

WT-17

C1712: [CHECKSUM ERR] FL

×

WT-20

C1713: [CHECKSUM ERR] FR

×

WT-20

C1714: [CHECKSUM ERR] RR

×

WT-20

C1715: [CHECKSUM ERR] RL

×

WT-20

C1716: [PRESSDATA ERR] FL

×

WT-23

C1717: [PRESSDATA ERR] FR

×

WT-23

C1718: [PRESSDATA ERR] RR

×

WT-23

C1719: [PRESSDATA ERR] RL

×

WT-23

C1720: [CODE ERR] FL

×

WT-25

C1721: [CODE ERR] FR

×

WT-25

C1722: [CODE ERR] RR

×

WT-25

C1723: [CODE ERR] RL

×

WT-25

C1724: [BATT VOLT LOW] FL

×

WT-28

C1725: [BATT VOLT LOW] FR

×

WT-28

C1726: [BATT VOLT LOW] RR

×

WT-28

C1727: [BATT VOLT LOW] RL

×

WT-28

C1729: VHCL SPEED SIG ERR

×

WT-31

C1734: CONTROL UNIT

×

WT-32

CONSULT display

Fail-safe

Freeze Frame 

Data

Intelligent Key 

warning lamp ON

Tire pressure 

monitor warning 

lamp ON

Reference 

page

TPMS

WT-79

< SYMPTOM DIAGNOSIS >

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SYMPTOM DIAGNOSIS

TPMS

Symptom Table

INFOID:0000000001687002

LOW TIRE PRESSURE WARNING LAMP SYMPTOM CHART

Symptom

Reference

Low tire pressure warning lamp does not turn on for approx.1 second when ignition switch is turned on.

WT-81

Low tire pressure warning lamp stays on when ignition switch is turned on.

WT-82

Low tire pressure warning lamp blinks when ignition switch is turned on.

WT-84

Turn signal lamp blinks when ignition switch is turned on.

WT-86

ID registration can not be completed.

WT-87

Diagnosis 

Item

Symptom 

(Ignition switch ON)

Low tire pressure warning lamp

Cause

Action

Low tire pres-
sure warning 
lamp

Low tire pressure 
warning lamp comes 
on immediately and 
turns off after 1 sec-
ond.

All wheel transmit-
ters are “activated” 
(working).

None (system OK)

Low tire pressure 
warning lamp blinks 
on for 2 seconds, 
then turns off for 0.2 
seconds-repeats.

All wheel transmit-
ters are not activat-
ed.

Activate all wheel tire pressure 

transmitters. Refer to 

WT-5, 

"TRANSMITTER WAKE UP 

OPERATION : Special Repair 

Requirement"

.   

Low tire pressure 
warning lamp blinks 
1 time.

Tire pressure trans-
mitter front LH is not 
activated.

Activate tire pressure transmit-

ter front LH. Refer to 

WT-5, 

"TRANSMITTER WAKE UP 

OPERATION : Special Repair 

Requirement"

.

Low tire pressure 
warning lamp blinks 
2 times.

Tire pressure trans-
mitter front RH is not 
activated.

Activate tire pressure transmit-

ter front RH. Refer to 

WT-5, 

"TRANSMITTER WAKE UP 

OPERATION : Special Repair 

Requirement"

.

Low tire pressure 
warning lamp blinks 
3 times.

Tire pressure trans-
mitter rear RH is not 
activated.

Activate tire pressure transmit-

ter rear RH. Refer to 

WT-5, 

"TRANSMITTER WAKE UP 

OPERATION : Special Repair 

Requirement"

.

SEIA0592E

SEIA0593E

SEIA0594E

SEIA0595E

SEIA0596E

 

 

 

 

 

 

 

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