Nissan Terrano r20e. Manual — part 154

Diagnostic Procedure

FOR M/T MODELS

1

CHECK OVERALL FUNCTION

With CONSULT-II

1. Turn ignition switch “ON”.
2. Select “P/N POSI SW” in “DATA MONITOR” mode with CONSULT-II.
3. Check “P/N POSI SW” signal under the following conditions.

SEF049Y

Without CONSULT-II

1. Turn ignition switch “ON”.
2. Check voltage between ECM terminal 22 and ground under the following conditions.

SEF419Y

OK or NG

OK

E

INSPECTION END

NG

E

GO TO 2.

PARK/NEUTRAL POSITION (PNP) SWITCH

ZD30DDTi

EC-253

2

CHECK PNP SWITCH GROUND CIRCUIT FOR OPEN AND SHORT

1. Turn ignition switch “OFF”.
2. Disconnect park/neutral position (PNP) switch harness connector.

MEC029E

3. Check harness continuity between PNP switch terminal 2 and body ground. Refer to Wiring Diagram.

Continuity should exist.

4. Also check harness for short to ground and short to power.

OK or NG

OK

E

GO TO 3.

NG

E

Repair open circuit or short to ground or short to power in harness or connectors.

3

CHECK PNP SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT

1. Disconnect ECM harness connector.
2. Check harness continuity between ECM terminal 22 and PNP switch terminal 1. Refer to Wiring Diagram.

Continuity should exist.

3. Also check harness for short to ground and short to power.

OK or NG

OK

E

GO TO 5.

NG

E

GO TO 4.

4

DETECT MALFUNCTIONING PART

Check the following.

I

Harness connectors M842, F135 (RHD models)

I

Harness connectors F108, E225

I

Harness for open or short between PNP switch and ECM

E

Repair open circuit or short to ground or short to power in harness or connectors.

5

CHECK PARK/NEUTRAL POSITION SWITCH

Refer to MT section (“POSITION SWITCH CHECK”).

OK or NG

OK

E

GO TO 6.

NG

E

Replace park/neutral position switch.

PARK/NEUTRAL POSITION (PNP) SWITCH

ZD30DDTi

Diagnostic Procedure (Cont’d)

EC-254

6

CHECK INTERMITTENT INCIDENT

Refer to “TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT”, EC-78.

E

INSPECTION END

FOR A/T MODELS

1

CHECK OVERALL FUNCTION

With CONSULT-II

1. Turn ignition switch “ON”.
2. Select “P/N POSI SW” in “DATA MONITOR” mode with CONSULT-II.
3. Check “P/N POSI SW” signal under the following conditions.

SEF049Y

Without CONSULT-II

1. Turn ignition switch “ON”.
2. Check voltage between ECM terminal 22 and ground under the following conditions.

SEF419Y

OK or NG

OK

E

INSPECTION END

NG

E

GO TO 2.

PARK/NEUTRAL POSITION (PNP) SWITCH

ZD30DDTi

Diagnostic Procedure (Cont’d)

EC-255

2

CHECK PNP RELAY CIRCUIT

Without CONSULT-II

1. Turn ignition switch “OFF”.
2. Disconnect Park/Neutral position relay harness connector.

MEC029E

3. Turn ignition switch “ON”.
4. Check voltage between Park/Neutral position relay terminal 2 and ground under the following conditions.

MEC981D

MTBL1320

OK or NG

OK

E

GO TO 4.

NG

E

GO TO 3.

3

DETECT MALFUNCTIONING PART

Check the following.

I

10A fuse

I

Harness connectors F93, M788 (LHD models)

I

Park/Neutral position switch

I

Harness for between park/neutral position relay and fuse

E

Repair open circuit or short to ground or short to power in harness or connectors.

PARK/NEUTRAL POSITION (PNP) SWITCH

ZD30DDTi

Diagnostic Procedure (Cont’d)

EC-256