Nissan Altima L32. Manual - part 1016

PCS-128

< ECU DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

BCM (BODY CONTROL MODULE)

Details of time display

• CRNT: Displays when there is a malfunction now or after returning to the normal condition until turning igni-

tion switch OFF 

→ ON again.

• 1 - 39: Displayed if any previous malfunction is present when current condition is normal. It increases like 1

→ 2 → 3...38 → 39 after returning to the normal condition whenever ignition switch OFF → ON. The counter

remains at 39 even if the number of cycles exceeds it. It is counted from 1 again when turning ignition switch

OFF 

→ ON after returning to the normal condition if the malfunction is detected again.

CONSULT display

Fail-safe

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-38

U1010: CONTROL UNIT (CAN)

—

—

—

BCS-39

U0415: VEHICLE SPEED SIG

—

—

—

BCS-40

B2013: ID DISCORD BCM-S/L

×

—

—

SEC-38

B2014: CHAIN OF S/L-BCM

×

—

—

SEC-39

B2190: NATS ANTENNA AMP

×

—

—

SEC-64

B2191: DIFFERENCE OF KEY

×

—

—

SEC-67

B2192: ID DISCORD BCM-ECM

×

—

—

SEC-68

B2193: CHAIN OF BCM-ECM

×

—

—

SEC-69

B2553: IGNITION RELAY

—

—

—

PCS-60

B2555: STOP LAMP

—

—

—

SEC-70

B2556: PUSH-BTN IGN SW

—

×

—

SEC-72

B2557: VEHICLE SPEED

×

×

—

SEC-74

B2560: STARTER CONT RELAY

×

×

—

SEC-75

B2562: LOW VOLTAGE

—

—

—

BCS-41

B2601: SHIFT POSITION

×

×

—

SEC-76

B2602: SHIFT POSITION

×

×

—

SEC-79

B2603: SHIFT POSI STATUS

×

×

—

SEC-81

B2604: PNP SW

×

×

—

SEC-84

B2605: PNP SW

×

×

—

SEC-86

B2606: S/L RELAY

×

×

—

SEC-88

B2607: S/L RELAY

×

×

—

SEC-89

B2608: STARTER RELAY

×

×

—

SEC-91

B2609: S/L STATUS

×

×

—

SEC-93

B260A: IGNITION RELAY

×

×

—

PCS-62

B260B: STEERING LOCK UNIT

—

×

—

SEC-97

B260C: STEERING LOCK UNIT

—

×

—

SEC-98

B260D: STEERING LOCK UNIT

—

×

—

SEC-99

B260F: ENG STATE SIG LOST

×

×

—

SEC-100

B2612: S/L STATUS

×

×

—

SEC-101

B2614: ACC RELAY CIRC

—

×

—

PCS-65

B2615: BLOWER RELAY CIRC

—

×

—

PCS-68

B2616: IGN RELAY CIRC

—

×

—

PCS-71

B2617: STARTER RELAY CIRC

×

×

—

SEC-105

B2618: BCM

×

×

—

PCS-74

PCS

BCM (BODY CONTROL MODULE)

PCS-129

< ECU DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

B2619: BCM

×

×

—

SEC-107

B261A: PUSH-BTN IGN SW

—

×

—

SEC-108

B2621: INSIDE ANTENNA

—

—

—

DLK-59

B2622: INSIDE ANTENNA

—

—

—

DLK-62

B2623: INSIDE ANTENNA

—

—

—

DLK-65

B26E1: ENG STATE NO RES

×

×

—

SEC-110

C1704: LOW PRESSURE FL

—

—

×

WT-52

C1705: LOW PRESSURE FR

—

—

×

WT-52

C1706: LOW PRESSURE RR

—

—

×

WT-52

C1707: LOW PRESSURE RL

—

—

×

WT-52

C1708: [NO DATA] FL

—

—

×

WT-14

C1709: [NO DATA] FR

—

—

×

WT-14

C1710: [NO DATA] RR

—

—

×

WT-14

C1711: [NO DATA] RL

—

—

×

WT-14

C1712: [CHECKSUM ERR] FL

—

—

×

WT-16

C1713: [CHECKSUM ERR] FR

—

—

×

WT-16

C1714: [CHECKSUM ERR] RR

—

—

×

WT-16

C1715: [CHECKSUM ERR] RL

—

—

×

WT-16

C1716: [PRESSDATA ERR] FL

—

—

×

WT-18

C1717: [PRESSDATA ERR] FR

—

—

×

WT-18

C1718: [PRESSDATA ERR] RR

—

—

×

WT-18

C1719: [PRESSDATA ERR] RL

—

—

×

WT-18

C1720: [CODE ERR] FL

—

—

×

WT-16

C1721: [CODE ERR] FR

—

—

×

WT-16

C1722: [CODE ERR] RR

—

—

×

WT-16

C1723: [CODE ERR] RL

—

—

×

WT-16

C1724: [BATT VOLT LOW] FL

—

—

×

WT-16

C1725: [BATT VOLT LOW] FR

—

—

×

WT-16

C1726: [BATT VOLT LOW] RR

—

—

×

WT-16

C1727: [BATT VOLT LOW] RL

—

—

×

WT-16

C1729: VHCL SPEED SIG ERR

—

—

×

WT-19

C1734: CONTROL UNIT

—

—

×

WT-20

CONSULT display

Fail-safe

Intelligent Key 

warning lamp ON

Tire pressure 

monitor warning 

lamp ON

Reference page

PCS-130

< ECU DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE
ROOM)

Reference Value

INFOID:0000000004497106

VALUES ON THE DIAGNOSIS TOOL

Monitor Item

Condition

Value/Status

RADFAN REQ

Engine idle speed

Changes depending on engine 
coolant temperature, air conditioner 
operation status, vehicle speed, 
etc.

0 - 100 %

AC COMP REQ

Engine running

A/C switch OFF

Off

A/C switch ON
(Compressor is operating)

On

TAIL&CLR REQ

Lighting switch OFF

Off

Lighting switch 1ST, 2ND, HI or AUTO (Light is illuminated)

On

HL LO REQ

Lighting switch OFF

Off

Lighting switch 2ND HI or AUTO (Light is illuminated)

On

HL HI REQ

Lighting switch OFF

Off

Lighting switch HI

On

FR FOG REQ

Lighting switch 2ND or
AUTO (Light is illuminated)

Front fog lamp switch OFF

Off

• Front fog lamp switch ON
• Daytime running light activated 

(Only for Canada models)

On

FR WIP REQ

Ignition switch ON

Front wiper switch OFF

STOP

Front wiper switch INT

1LOW

Front wiper switch LO

Low

Front wiper switch HI

Hi

WIP AUTO STOP

Ignition switch ON

Front wiper stop position

STOP P

Any position other than front wiper 
stop position

ACT P

WIP PROT

Ignition switch ON

Front wiper operates normally

Off

Front wiper stops at fail-safe opera-
tion

BLOCK

IGN RLY1 -REQ

Ignition switch OFF or ACC

Off

Ignition switch ON

On

IGN RLY

Ignition switch OFF or ACC

Off

Ignition switch ON

On

PUSH SW

Release the push-button ignition switch

Off

Press the push-button ignition switch

On

INTER/NP SW

Ignition switch ON

CVT selector lever in any position 
other than P or N (CVT models)

Off

Release clutch pedal (M/T models)

Ignition switch ON

CVT selector lever in P or N posi-
tion (CVT models)

On

Depress clutch pedal (M/T models)

ST RLY CONT

Ignition switch ON

Off

At engine cranking

On

PCS

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

PCS-131

< ECU DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

IHBT RLY -REQ

Ignition switch ON

Off

At engine cranking

On

ST/INHI RLY

Ignition switch ON

Off

At engine cranking

ST 

→INHI 

The status of starter relay or starter control relay cannot be recognized by 
the battery voltage malfunction, etc. when the starter relay is ON and the 
starter control relay is OFF

UNKWN

DETENT SW

Ignition switch ON

• Press the selector button with 

CVT selector lever in P position

• CVT selector lever in any posi-

tion other than P

Off

Release the CVT selector button with CVT selector lever in P position
NOTE:
 The lever is fixed ON for M/T 

On

S/L RLY -REQ

None of the conditions below are present

Off

• Open the driver door after the ignition switch is turned OFF (for a few 

seconds)

• Press the push-button ignition switch when the steering lock is activat-

ed

• Depress the clutch pedal when the steering lock is activated

On

S/L STATE

Steering lock is activated

LOCK

Steering lock is deactivated

UNLK

[DTC B210A] is detected

UNKWN

DTRL REQ

NOTE:
This item is displayed, but cannot be monitored.

Off

OIL P SW

Ignition switch OFF, ACC or engine running

Open

Ignition switch ON

Close

THFT HRN REQ

Not operated

Off

• Panic alarm is activated
• Horn is activated with VEHICLE SECURITY (THEFT WARNING) SYS-

TEM

On

HORN CHIRP

Not operated

Off

Door locking with Intelligent Key (horn chirp mode)

On

CRNRNG LMP REQ

NOTE:
This item is displayed, but cannot be monitored.

Off

Monitor Item

Condition

Value/Status