check engine NISSAN TIIDA 2008 Service Owners Manual

INTELLIGENT KEY SYSTEM
BL-103
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Trouble Diagnosis Symptom ChartINFOID:0000000001704012
KEY WARNING LAMP (GREEN) ILLUMINATES
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-99,
"Trouble Diagnosis Procedure".
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)
• Intelligent Key is registered.
• Key is not inserted in ignition switch.
• One or more registered Intelligent Keys are in the vehicle.
KEY WARNING LAMP (RED) ILLUMINATES
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-99,
"Trouble Diagnosis Procedure".
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)
• Intelligent Key is registered.
ANSWER BACK WITH I-KEY
LOCKBuzzer reminder function (lock operation) mode by door request switch (driver side, passenger
side and back door side) can be selected from the following with this mode. The operation mode
will be changed when “CHANGE SETT” on CONSULT-III screen is touched.
• BUZZER: Sound buzzer
• OFF: Non-operation
ANSWER BACK WITH I-KEY UN-
LOCKBuzzer reminder function (unlock operation) mode by door request switch can be changed to op-
erate (ON) or not operate (OFF) with this mode.
AUTO RELOCK TIMERAuto door lock timer mode can select the following with this mode.
• 1 minute
• OFF: Non-operation
PANIC ALARM DELAYPanic alarm button's pressing time on Intelligent Key remote control button can be selected from
the following with this mode. The operation mode will be changed when “CHANGE SETT” on
CONSULT-III screen is touched.
• 0.5 second
• 1.5 second
• OFF: Non-operation
P/W DOWN DELAYUnlock button's pressing time on Intelligent Key remote control button can be selected from the
following with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-III screen is touched.
• 3 seconds
• 5 seconds
• OFF: Non-operation
ENGINE START BY I-KEYEngine start function mode can be changed to operate (ON) or not operate (OFF) with this mode.
The operation mode will be changed when “CHANGE SETT” on CONSULT-III screen is touched.
LOCK/UNLOCK BY I-KEYDoor lock/unlock function by door request switch (driver side, passenger side and back door side)
mode can be changed to operate (ON) or not operate (OFF) with this mode. The operation mode
will be changed when “CHANGE SETT” on CONSULT-III screen is touched. Monitor item Description
Symptom Diagnosis/service procedure Reference page
Ignition switch does not turn on with Intelligent Key.
[KEY warning lamp (green) illuminates].1. Check steering lock solenoid.BL-131
2. Replace Intelligent Key unit.BL-142

BL-104
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
• Key is not inserted in ignition switch.
• One or more registered Intelligent Keys are in the vehicle.
KEY WARNING LAMP DOES NOT ILLUMINATE
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-99,
"Trouble Diagnosis Procedure".
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-
umn in this order.
• Check if ignition switch turns using mechanical key. If it turns, check if “ENGINE START BY I-KEY” in
“WORK SUPPORT” mode is ON.
Conditions of Vehicle (Operating Conditions)
• Intelligent Key is registered.
• Mechanical key is out of ignition switch.
• One or more registered Intelligent Keys are in the vehicle.
NON-DTC ITEM
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-99,
"Trouble Diagnosis Procedure".
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)
• Intelligent Key is registered.
• Multiple mechanical keys are not set in a keyfob.
(If mechanical keys are near the ignition switch, the operation may not work properly.)
ENGINE START CONDITION CHECK
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-99,
"Trouble Diagnosis Procedure".
Symptom Diagnosis/service procedure Reference page
Ignition switch does not turn on with Intelligent Key.
[KEY warning lamp (red) illuminates].1. Check inside key antenna.BL-129
2. Replace Intelligent Key unit.BL-142
Symptom Diagnosis/service procedure Reference page
Ignition switch does not turn on with Intelligent Key.
[GREEN key warning lamp does not illuminate].1. Check Intelligent Key unit power supply and ground cir-
cuit.BL-110
2. Check ignition knob switch.BL-113
3. Check key switch.BL-110
4. Check "KEY" warning lamp (GREEN).BL-139
5. Replace Intelligent Key unit.BL-142
RED key warning lamp does not illuminate
[Without Intelligent Key].1. Check "KEY" warning lamp (RED).BL-139
2. Replace Intelligent Key unit.BL-142
Symptom Diagnosis/service procedure Reference page
Non DTC Item1. Check key switch.BL-110
2. Check NATS antenna amp.BL-210

INTELLIGENT KEY SYSTEM
BL-105
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• If the following “symptoms” are detected, check systems shown in the ”Diagnoses/service procedure” col-
umn in this order.
ALL FUNCTIONS OF INTELLIGENT KEY SYSTEM DO NOT OPERATE
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-99,
"Trouble Diagnosis Procedure".
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
Conditions of Vehicle (Operating Conditions)
• “ENGINE START BY I-KEY” and “LOCK/UNLOCK BY I-KEY” are ON when setting on CONSULT-III.
• Mechanical key is out of ignition switch.
• Ignition switch is not depressed.
• All doors are closed.
• Intelligent key is registered.
DOOR LOCK/UNLOCK FUNCTION MALFUNCTION
NOTE:
• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-99,
"Trouble Diagnosis Procedure".
• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following “symptoms” are detected, check systems shown in the “Diagnosis/procedure” column in this
order.
Conditions of Vehicle (Operating Conditions)
• “LOCK/UNLOCK BY I-KEY” is ON when setting on CONSULT-III.
• Mechanical key is out of ignition switch.
• Ignition switch is not depressed.
• All doors are closed.
• Intelligent Key is registered.
Symptom Diagnosis/service procedure Reference page
Engine start condition check1. Check CVT device (park position switch).
(With CVT)BL-136
2. Check key interlock solenoid (with M/T).BL-133
3. Check stop lamp switch (With CVT).BL-134
4. Check stop lamp switch (with M/T).BL-135
Symptom Diagnosis/service procedure Reference page
All function of Intelligent Key system dose not
operate.1. Check Intelligent Key unit power supply and ground
circuit.BL-110
2. Check Intelligent Key battery inspection.BL-142
3. Replace Intelligent Key unit.BL-142
Symptom Diagnosis/service procedure Reference page
Door lock/unlock does not operate by all request
switches.1. Check door switch (hatchback).BL-114
2. Check door switch (sedan).BL-117
3. Check key switch.BL-110
4. Check ignition knob switch.BL-113
5. Replace Intelligent Key unit.BL-142

NATS (NISSAN ANTI-THEFT SYSTEM)
BL-215
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Trouble Diagnosis ProcedureINFOID:0000000001704110
PRELIMINARY CHECK
1.GET SYMPTOMS
Listen to customer complaints request. (Get symptoms)
NOTE:
If customer reports a “No start” condition, request all Intelligent Keys to be brought to the dealer in case of
Intelligent Key system malfunction.
Intelligent Key or mechanical key service request>> For further information, refer to CONSULT-III operation
manual.
Malfunctions>>GO TO 2.
2.START ENGINE WITH INTELLIGENT KEY (IF EQUIPPED)
Check if the engine could be started by all registered Intelligent Keys.
The engine cannot be started by some Intelligent Keys>>Intelligent Key is low battery or malfunction. Refer
to BL-142, "
Intelligent Key Battery Replacement" .
The engine cannot be started by all Intelligent Keys>>GO TO 3.
The engine can be started by all Intelligent Keys>>GO TO 4.
3.CHECK “KEY” WARNING LAMP ILLUMINATION
When pushing the ignition switch, check if “KEY” warning lamp in combination meter illuminates.
KEY warning lamp illuminates green>>GO TO BL-103, "
Trouble Diagnosis Symptom Chart" .
KEY warning lamp illuminates red>>GO TO BL-103, "
Trouble Diagnosis Symptom Chart" .
Does not illuminate>>GO TO BL-103, "
Trouble Diagnosis Symptom Chart" .
4.START ENGINE WITH MECHANICAL KEY
Check if the engine could be started by all registered mechanical keys.
The engine can not be started by some mechanical keys>>Register mechanical key. Refer to CONSULT-III
operation manual.
The engine cannot be started by all mechanical keys>> "WORK FLOW" .
The engine can be started by all mechanical keys>>GO TO 5.
5.PERFORM SELF-DIAGNOSIS
1. Turn ignition switch to ON by carrying the Intelligent Key.
2. Perform self-diagnosis of Intelligent Key system with CONSULT-III.
Malfunction is detected>>GO TO BL-101, "
CONSULT-III Application Item" .
No malfunction is detected>>GO TO BL-99, "
Trouble Diagnosis Procedure" .
WORK FLOW
LOCK MODE
[P1610]NATS MAL-
FUNCTION
P1610When the starting operation is carried out five or more
times consecutively under the following conditions, NATS
will shift the mode to one which prevents the engine from
being started.
• Unregistered mechanical key is used.
• BCM or ECM’s malfunctioning.BL-223
DON'T ERASE BEFORE CHECK-
ING ENG DIAG—All engine trouble codes except NATS trouble code has
been detected in ECM.BL-215
Detected items
[NATS program card screen terms]P No. Code
(Self-diagnostic
result of “EN-
GINE”)Malfunction is detected when.....Reference
page

BL-216
< SERVICE INFORMATION >
NATS (NISSAN ANTI-THEFT SYSTEM)
1.STARTING ENGINE
Check if the engine could be started by inserting the mechanical key into the ignition key cylinder and operate
ignition switch.
OK >> System is normal.
NG >> GO TO 2.
2.PERFORM SELF DIAGNOSIS
Perform SELF-DIAGNOSIS “NATS V5.0” using CONSULT-III.
NOTE:
NATS program card is necessary to display the “SELF-DIAGNOSIS”.
No malfunction is detected>>Recheck the starting engine section GO TO 1.
Malfunction related to NATS is detected>>GO TO 3.
Malfunctions related to “DON’T ERASE BEFORE CHECKING ENG DIAG” and NATS are detected>>GO
TO 7.
3.IDENTIFYING NATS MALFUNCTION
Self-diagnosis results referring to NATS, but no information about engine self-diagnosis result is displayed on
CONSULT-III. Refer to BL-217, "
Trouble Diagnosis" .
>> GO TO 4.
4.NATS TROUBLE DIAGNOSIS
Repair NATS (if necessary, perform “C/U INITIALIZATION” with CONSULT-III.)
>> GO TO 5.
5.ERASE SELF-DIAGNOSIS
Erase the record of “SELF-DIAGNOSIS” by using CONSULT-III.
>> GO TO 6.
6.STARTING ENGINE
Check if the engine could be started by inserting the mechanical key into the ignition key cylinder and operate
ignition switch.
NG >> GO TO 2.
OK >> End of inspection.
7.IDENTIFYING NATS AND ENGINE CONTROL MALFUNCTION
NATS malfunction and “DON’T ERASE BEFORE CHECKING ENG DIAG” are displayed on the CONSULT-III
screen.
NOTE:
This indication means that malfunction have been detected in NATS and engine control system.
>> GO TO 8.
8.NATS TROUBLE DIAGNOSIS
Repair NATS according to self-diagnosis results refer to NATS (if necessary, perform “C/U INITIALZATIN” with
CONSULT-III.)
NOTE:
Do not erase “SELF-DIAGNOSIS” by using CONSULT-III.
>> GO TO 9.

NATS (NISSAN ANTI-THEFT SYSTEM)
BL-217
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9.IDENTIFYING ENGINE CONTROL MALFUNCTION
Check engine “SELF-DIAGNOSIS” records with a generalized program card instead of the NATS program
card.
>> GO TO 10.
10.ENGINE CONTROL SYSTEM TROUBLE DIAGNOSIS
Repair engine control system if engine related malfunction is detected.
With engine diagnostic codes present, refer to EC-9
.
Without engine diagnostic codes present, refer to EC-81
.
NOTE:
If only “NATS MALFUNCTION” is displayed, erase the self-diagnosis results.
>> GO TO 11.
11 .STARTING ENGINE
Check if the engine could be started by inserting the mechanical key into the ignition key cylinder and operate
ignition switch.
OK >> GO TO 12.
NG >> GO TO 2.
12.ERASE SELF-DIAGNOSIS
Erase both NATS and ENGINE "SELF-DIAGNOSIS" records by using CONSULT-III NATS program card and
generalized program card.
>> GO TO 13
13.COMFIRMATION
Perform running test with CONSULT-III in engine “SELF-DIAGNOSIS” mode.
“NO DTC” is displayed>> End of inspection.
Malfunction information is displayed>>GO TO 2.
Trouble DiagnosisINFOID:0000000001704111
SYMPTOM MATRIX CHART 1

BL-218
< SERVICE INFORMATION >
NATS (NISSAN ANTI-THEFT SYSTEM)
Self-diagnosis related item
• *: When NATS detects trouble, the security indicator lights up while ignition key is in the “ON” position.
SYMPTOM MATRIX CHART 2
Non self-diagnosis related item
*: CONSULT-III self-diagnostic results display screen “no malfunction is detected”.
Diagnosis Procedure 1INFOID:0000000001704112
Self-diagnostic results:
“CHAIN OF ECM-IMMU” displayed on CONSULT-III screen
First perform the “SELF-DIAG RESULTS” in “BCM” with CONSULT-III, then perform the trouble diag-
nosis of malfunction system indicated “SELF-DIAG RESULTS” of “BCM”. Refer to BCS-17, "
CAN Com-
munication Inspection Using CONSULT-III (Self-Diagnosis)" .
1.CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “CHAIN OF ECM-IMMU” displayed on CONSULT-III screen.
NOTE:
SYMPTOMDisplayed “SELF-DIAG
RESULTS” on CON-
SULT-III screen.DIAGNOSTIC PROCE-
DURE
(Reference page)SYSTEM
(Malfunctioning part or mode)
• Security indicator
lighting up*
• Engine cannot be
startedCHAIN OF ECM-IMMU
[P1612]PROCEDURE 1
(BL-218
)In rare case, “CHAIN OF ECM-IMMU” might be stored
during key registration procedure, even if the system is
not malfunctioning.
Open circuit in battery voltage line of BCM circuit
Open circuit in ignition line of BCM circuit
Open circuit in ground line of BCM circuit
Open or short circuit between BCM and ECM commu-
nication line
ECM
BCM
CHAIN OF IMMU-KEY
[P1614]PROCEDURE 2
(BL-220
)Malfunction of key ID chip
Communication line between ANT/ AMP and BCM:
Open circuit or short circuit of battery voltage line or
ground line
Open circuit in power source line of ANT/ AMP circuit
Open circuit in ground line of ANT/ AMP circuit
NATS antenna amp.
BCM
ID DISCORD, IMM-
ECM
[P1611]PROCEDURE 3
(BL-221
)System initialization has not yet been completed.
ECM
LOCK MODE
[P1610]PROCEDURE 5
(BL-223
)When the starting operation is carried out five or more
times consecutively under the following conditions,
NATS will shift the mode to one which prevents the en-
gine from being started.
• Unregistered ignition key is used.
• BCM or ECM’s malfunctioning.
Security indicator
lighting up*DON'T ERASE BE-
FORE CHECKING
ENG DIAGWORK FLOW
(BL-215
)Engine trouble data and NATS trouble data have been
detected in ECM
SYMPTOMDIAGNOSTIC PROCEDURE
(Reference page)SYSTEM
(Malfunctioning part or mode)
Security indicator does not light up*.PROCEDURE 4
(BL-222
)Security indictor.
Open circuit between Fuse and BCM
BCM

BL-220
< SERVICE INFORMATION >
NATS (NISSAN ANTI-THEFT SYSTEM)
For initialization, refer to “CONSULT-III Operation Manual NATS”.
Does the engine start?
Yes >> BCM is malfunctioning.
• Replace BCM. Refer to BCS-18, "
Removal and Installation of BCM" .
• Perform initialization with CONSULT-III
• For initialization, refer to “CONSULT-III Operation Manual NATS”
No >> ECM is malfunctioning.
• Replace ECM.
• Perform initialization or re-communicating function
• For initialization, refer to “CONSULT-III Operation Manual NATS”
• For re-communicating function, refer to BL-211, "
ECM Re-communicating Function"
Diagnosis Procedure 2INFOID:0000000001704113
Self-diagnostic results:
“CHAIN OF IMMU-KEY” displayed on CONSULT-III screen
1.CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “CHAIN OF IMMU-KEY” displayed on CONSULT-III screen.
Is
“CHAIN OF IMMU-KEY” displayed?
Ye s > > G O T O 2 .
No >> GO TO BL-217, "
Trouble Diagnosis" .
2.CHECK NATS ANTENNA AMP. INSTALLATION
Check NATS antenna amp. installation. Refer to BL-224, "
How to Replace NATS Antenna Amp" .
OK or NG
OK >> GO TO 3.
NG >> Reinstall NATS antenna amp. correctly.
3.CHECK NATS IGNITION KEY ID CHIP
Start engine with another registered NATS ignition key.
Does the engine start?
Yes >> Ignition key ID chip is malfunctioning.
• Replace the ignition key
• Perform initialization with CONSULT-III
For initialization, refer to “CONSULT-III Operation Manual NATS”
No >> GO TO 4.
4.CHECK POWER SUPPLY FOR NATS ANTENNA AMP.
1. Turn ignition switch “OFF”.
2. Check voltage between NATS antenna amp. connector and ground.
OK or NG
OK >> GO TO 5.
NG >> Check the following.
• 20A fuse [No. 53, located in IPDM E/R]
• Harness for open or short between fuse and NATS
antenna amp.
5.CHECK NATS ANTENNA AMP. SIGNAL LINE- 1
Check voltage between NATS antenna amp. connector and ground with analog tester.
NATS antenna amp.
connectorTe r m i n a l
Voltage [V]
(Approx.)
(+) (–)
M21 1 Ground Battery voltage
PIIB6589E

BL-222
< SERVICE INFORMATION >
NATS (NISSAN ANTI-THEFT SYSTEM)
“ID DISCORD IMM-ECM”:
Registered ID of BCM is in discord with that of ECM.
Is
“ID DISCORD IMM-ECM” displayed?
Ye s > > G O T O 2 .
No >> GO TO BL-217, "
Trouble Diagnosis" .
2.PERFORM INITIALIZATION WITH CONSULT-III
Perform initialization with CONSULT-III. Re-register all NATS ignition key IDs.
For initialization, refer to “CONSULT-III Operation Manual NATS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-III shows message on the screen.
Can the system be initialized?
Yes >> • Start engine. (END)
• (System initialization had not been completed.)
No >> ECM is malfunctioning.
• Replace ECM.
• Perform initialization with CONSULT-III
For initialization, refer to “CONSULT-III Operation Manual NATS”
Diagnosis Procedure 4INFOID:0000000001704115
“COMBINATION METER (SECURITY) DOES NOT LIGHT UP”
1.CHECK FUSE
Check 10A fuse [No.13, located in the fuse block (J/B)]
OK or NG
OK >> GO TO 2.
NG >> Replace fuse.
2.CHECK COMBINATION METER (SECURITY)
1. Install 10A fuse.
2. Start engine and turn ignition switch OFF.
3. Check if the combination meter (security) lights up.
OK or NG
OK >> INSPECTION END.
NG >> GO TO 3.
3.CHECK COMBINATION METER (SECURITY) POWER SUPPLY CIRCUIT
1. Disconnect combination meter (security) connector.
2. Check voltage between combination meter (security) connector and ground.
OK or NG
OK >> GO TO 4.
NG >> Check harness for open or short between fuse and com-
bination meter (security).
4.CHECK BCM FUNCTION
1. Connect combination meter (security) connector.
2. Disconnect BCM connector.
3. Check voltage between BCM connector and ground. Combination meter (security) should light up.
Combination meter
(security) connec-
torTe r m i n a l
Voltage [V]
(Approx.)
(+) (-)
M24 27 Ground Battery voltage
PIIB6593E

NATS (NISSAN ANTI-THEFT SYSTEM)
BL-223
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OK or NG
OK >> BCM is malfunctioning.
• Replace BCM. Refer to BCS-18, "
Removal and Instal-
lation of BCM" .
• Perform initialization with CONSULT-III
• For initialization, refer to “CONSULT-III Operation
Manual NATS”
NG >> Check the following.
• Harness for open or short between combination meter (security) and BCM
• Indicator lamp condition
Diagnosis Procedure 5INFOID:0000000001704116
Self-diagnostic results:
“LOCK MODE” displayed on CONSULT-III screen
1.CONFIRM SELF-DIAGNOSTIC RESULTS
Confirm SELF-DIAGNOSTIC RESULTS “LOCK MODE” is displayed on CONSULT-III screen.
Is
“LOCK MODE” displayed?
Yes >> GO TO 2.
No >> GO TO BL-217, "
Trouble Diagnosis" .
2.ESCAPE FROM LOCK MODE
1. Turn ignition switch OFF.
2. Turn ignition switch ON with registered key. (Do not start engine.) Wait 5 seconds.
3. Return the key to OFF position. Wait 5 seconds.
4. Repeat steps 2 and 3 twice (total of three cycles).
5. Start the engine.
Does engine start?
Yes >> System is OK (Now system is escaped from “LOCK MODE”).
No >> GO TO 3.
3.PERFORM INITIALIZATION WITH CONSULT-III
Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-III shows the message on the screen.
Can the system be initialized?
Yes >> System is OK.
No >> GO TO 4.
4.PERFORM INITIALIZATION WITH CONSULT-III AGAIN
1. Replace BCM.
2. Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Manual NATS”.
NOTE:
If the initialization is not completed or malfunctions, CONSULT-III shows the message on the screen.
Can the system be initialized?
Yes >> System is OK. (BCM is malfunctioning.)
No >> ECM is malfunctioning.
• Replace ECM.
• Perform initialization with CONSULT-III
• For initialization, refer to “CONSULT-III Operation Manual NATS”
BCM connectorTerminal
Voltage [V]
(Approx.)
(+) (-)
M18 23 Ground Battery voltage
PIIB6594E