Page 1073 of 2896
CVT-176
TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: June 20062007 Versa
TROUBLE DIAGNOSIS FOR SYMPTOMSPFP:00007
Wiring Diagram — CVT — NONDTCUCS00644
BCWA0682E
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TROUBLE DIAGNOSIS FOR SYMPTOMS
CVT-177
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CVT
Revision: June 20062007 Versa
BCWA0683E
Page 1075 of 2896
CVT-178
TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: June 20062007 Versa
BCWA0684E
Page 1076 of 2896
TROUBLE DIAGNOSIS FOR SYMPTOMS
CVT-179
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CVT
Revision: June 20062007 Versa
TCM terminal data are reference values, measured between each terminal and ground.
Te r m i n a lWire
colorItem Condition Data (Approx.)
5 L CAN-H — —
6 P CAN-L — —
8VBack-up lamp
relaySelector lever in “R” position. 0 V
Selector lever in other positions. Battery voltage
13 G ROM assembly — —
14 Y ROM assembly — —
15 G ROM assembly — —
31 LG K-LINE — —
42 LG Sensor ground Always 0 V
46 O Sensor power—5.0 V
—0 V
Page 1077 of 2896

CVT-180
TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: June 20062007 Versa
O/D OFF Indicator Lamp Does Not Come OnUCS00645
SYMPTOM:
O/D OFF indicator lamp does not come on for about 2 seconds when turning ignition switch ON.
DIAGNOSTIC PROCEDURE
1. CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis check. Refer to CVT-60, "
SELF-DIAGNOSTIC RESULT MODE" .
Is any malfunction of the
“U1000 CAN COMM CIRCUIT” indicated in the results?
YES >> Check CAN communication line. Refer to CVT-68, "DTC U1000 CAN COMMUNICATION LINE" .
NO >> GO TO 2.
2. CHECK TCM POWER SOURCE
1. Turn ignition switch ON.
2. Check voltage between TCM connector terminals and ground.
Refer to CVT-146, "
Wiring Diagram — CVT — POWER" .
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3. DETECT MALFUNCTIONING ITEM
Check the following.
Harness for short or open between ignition switch and TCM connector terminal 10, 19
Refer to CVT-146, "
Wiring Diagram — CVT — POWER" .
10 A fuse (No.49, located in the IPDM E/R). Refer to CVT-146, "Wiring Diagram — CVT — POWER" .
Ignition switch. Refer to PG-4, "POWER SUPPLY ROUTING CIRCUIT" .
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.
4. CHECK TCM GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect TCM connector.
3. Check continuity between TCM connector terminals and ground.
Refer to CVT-146, "
Wiring Diagram — CVT — POWER" .
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power
in harness or connectors.
NameConnec-
torTerminal Voltage (Approx.)
Power supply E3110 Battery voltage
19 Battery voltage
SCIA4737E
NameConnec-
torTerminal Continuity
Ground E3225
Ye s
48
SCIA2671E
Page 1078 of 2896

TROUBLE DIAGNOSIS FOR SYMPTOMS
CVT-181
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CVT
Revision: June 20062007 Versa
5. DETECT MALFUNCTIONING ITEM
Check the following.
Harness and fuse for short or open between ignition switch and O/D OFF indicator lamp
Refer to PG-4, "
POWER SUPPLY ROUTING CIRCUIT" .
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.
6. CHECK SYMPTOM
Check again. Refer to CVT-49, "
Check before Engine Is Started" .
OK or NG
OK >>INSPECTION END
NG >> GO TO 7.
7. CHECK COMBINATION METERS
Check combination meters. Refer to DI-5, "
COMBINATION METERS"
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
Engine Cannot Be Started in “P” and “N” PositionUCS00646
SYMPTOM:
Engine cannot be started with selector lever in “P” or “N” position.
Engine can be started with selector lever in “D”, “L” or “R” position.
DIAGNOSTIC PROCEDURE
1. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis check. Refer to CVT-60, "
SELF-DIAGNOSTIC RESULT MODE" .
Do the self-diagnostic results indicate PNP switch circuit or start signal circuit?
YES >> Check PNP switch circuit or start signal circuit. Refer to CVT-78, "DTC P0705 PARK/NEUTRAL
POSITION SWITCH" or CVT-72, "DTC P0615 START SIGNAL CIRCUIT" .
NO >> GO TO 2.
2. CHECK CVT POSITION
Check CVT position. Refer to CVT-196, "
Checking of CVT Position"
OK or NG
OK >> GO TO 3.
NG >> Adjust CVT position. Refer to CVT-195, "
Adjustment of CVT Position" .
3. CHECK STARTING SYSTEM
Check starting system. Refer to SC-10, "
STARTING SYSTEM" .
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
Page 1079 of 2896

CVT-182
TROUBLE DIAGNOSIS FOR SYMPTOMS
Revision: June 20062007 Versa
In “P” Position, Vehicle Moves Forward or Backward When PushedUCS00647
SYMPTOM:
Vehicle moves when it is pushed forward or backward with selector lever in “P” position.
DIAGNOSTIC PROCEDURE
1. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis check. Refer to CVT-60, "
SELF-DIAGNOSTIC RESULT MODE" .
Do the self-diagnostic results indicate PNP switch circuit?
YES >> Check PNP switch circuit. Refer to CVT-78, "DTC P0705 PARK/NEUTRAL POSITION SWITCH" .
NO >> GO TO 2.
2. CHECK CVT POSITION
Check CVT position. Refer to CVT-196, "
Checking of CVT Position"
OK or NG
OK >> GO TO 3.
NG >> Adjust CVT position. Refer to CVT-195, "
Adjustment of CVT Position" .
3. CHECK SYMPTOM
Check again. Refer to CVT-49, "
Check at Idle" .
OK or NG
OK >>INSPECTION END
NG >> Replace the transaxle assembly. Refer to CVT-207, "
Removal and Installation" .
In “N” Position, Vehicle MovesUCS00648
SYMPTOM:
Vehicle moves forward or backward when selecting “N” position.
DIAGNOSTIC PROCEDURE
1. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis check. Refer to CVT-60, "
SELF-DIAGNOSTIC RESULT MODE" .
Do the self-diagnostic results indicate PNP switch circuit?
YES >> Check PNP switch circuit. Refer to CVT-78, "DTC P0705 PARK/NEUTRAL POSITION SWITCH" .
NO >> GO TO 2.
2. CHECK CVT POSITION
Check CVT position. Refer to CVT-196, "
Checking of CVT Position"
OK or NG
OK >> GO TO 3.
NG >> Adjust CVT position. Refer to CVT-195, "
Adjustment of CVT Position" .
3. CHECK CVT FLUID LEVEL
Check CVT fluid level. Refer to CVT-16, "
Checking CVT Fluid" .
OK or NG
OK >> GO TO 4.
NG >> Refill CVT fluid.
4. CHECK SYMPTOM
Check again. Refer to CVT-49, "
Check at Idle" .
OK or NG
OK >>INSPECTION END
NG >> GO TO 5.
Page 1080 of 2896

TROUBLE DIAGNOSIS FOR SYMPTOMS
CVT-183
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CVT
Revision: June 20062007 Versa
5. CHECK TCM
1. Check TCM input/output signals. Refer to CVT-54, "
TCM Input/Output Signal Reference Values" .
2. If NG, re-check TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >> Replace the transaxle assembly. Refer to CVT-207, "Removal and Installation" .
NG >> Repair or replace damaged parts.
Large Shock “N” → “R” PositionUCS00649
SYMPTOM:
There is large shock when shifting from “N” to “R” position.
DIAGNOSTIC PROCEDURE
1. CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis check. Refer to CVT-60, "
SELF-DIAGNOSTIC RESULT MODE" .
Is any malfunction detected by self-diagnosis?
YES >> Check the malfunctioning system. Refer to CVT-61, "Display Items List" .
NO >> GO TO 2.
2. CHECK ENGINE IDLE SPEED
Check the engine idle speed. Refer to EC-75, "
Idle Speed and Ignition Timing Check" .
OK or NG
OK >> GO TO 3.
NG >> Repair.
3. CHECK CVT FLUID LEVEL
Check CVT fluid level. Refer to CVT-16, "
Checking CVT Fluid" .
OK or NG
OK >> GO TO 4.
NG >> Refill CVT fluid.
4. CHECK LINE PRESSURE
Check line pressure at idle. Refer to CVT-45, "
LINE PRESSURE TEST" .
OK or NG
OK >> GO TO 5.
NG >> Check the malfunctioning item. Refer to CVT-46, "
Judgement of Line Pressure Test" .
5. SYMPTOM CHECK
Check again. Refer to CVT-49, "
Check at Idle" .
OK or NG
OK >>INSPECTION END
NG >> GO TO 6.
6. CHECK TCM
1. Check TCM input/output signals. Refer to CVT-54, "
TCM Input/Output Signal Reference Values" .
2. If NG, re-check TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >> Replace the transaxle assembly. Refer to CVT-207, "Removal and Installation" .
NG >> Repair or replace damaged parts.