Nissan Versa

 Sedan Service Manual

Electrical & power control » Power control system (PCS)
B2099 Ignition relay off stuck

Description

• IPDM E/R operates the ignition relay when it receives an ignition switch ON signal from BCM via CAN communication.
• Turn the ignition relay OFF by pressing the push-button ignition switch once when the vehicle speed is 4 km/ h (2.5 MPH) or less.
• Turn the ignition relay OFF with the following operation when the vehicle speed is more than 4 km/h (2.5 MPH) or when an abnormal condition occurs in CAN communication from the combination meter (Emergency OFF)
• Press and hold the push-button ignition switch for 2 seconds or more.
• Press the push-button ignition switch 3 times within 1.5 seconds.

NOTE: Ignition relay does not turn ON for 3 seconds after emergency OFF even if the push-button ignition switch is pressed.

DTC Logic

DTC DETECTION LOGIC

Diagnosis Procedure

1. PERFORM SELF DIAGNOSTIC RESULT

1. Turn the ignition switch ON.

2. Erase "SELF-DIAG RESULTS".

3. Turn ignition switch OFF.

4. Turn the ignition switch ON. Check "SELF-DIAG RESULTS" again.

Is "IGN RELAY OFF" displayed?

YES >> Replace IPDM E/R. Refer to PCS "Removal and Installation".

NO >> Refer to GI "Intermittent Incident".

Precautions

System

Diagnosis system (IPDM E/R)

IPDM E/R (Intelligent power distribution module engine room)

U1000 CAN Comm circuit

B2098 Ignition relay on stuck

B2099 Ignition relay off stuck

Power supply and ground circuit

IPDM E/R

Precautions

System

Diagnosis system (IPDM E/R)

IPDM E/R (Intelligent power distribution module engine room)

U1000 CAN Comm circuit

B2098 Ignition relay on stuck

B2099 Ignition relay off stuck

Power supply and ground circuit

IPDM E/R

Precautions

Power distribution system

Diagnosis and repair work flow

U1000 CAN Comm circuit

B2614 ACC Relay circuit

B2615 Blower relay circuit

B2616 Ignition relay circuit

B2618 BCM

B261A Push-button ignition switch

B26F1 Ignition relay

B26F2 Ignition relay

B26F6 BCM

Push-button ignition switch

Push-button ignition switch does not operate

Push-button ignition switch