Diagnostic Procedure

WITH CONSULT-II 

1. After warming up the engine and transaxle, turn ignition switch "OFF".
2. Turn ignition switch "ON". (Do not start engine.)
3. Select "A/T" with "DATA MONITOR" mode in CONSULT-II.
4. Read out the value of "PC SOL C OUT" and "PC SOL C MON".
   Fig 1: Data Monitor Display Chart - Pressure Control Solenoid Valve C

   Courtesy of NISSAN MOTOR CO., U.S.A.
   Fig 2: CONSULT-II Display - DATA MONITOR, PRESSURE CONTROL SOLENOID VALVE

   Courtesy of NISSAN MOTOR CO., U.S.A.

Without CONSULT-II 

1. Start the engine.
2. Check pulse between TCM connector terminals 28 and 45.
   Fig 3: Checking Pulse Between TCM Connector Terminals 28 & 45

   Courtesy of NISSAN MOTOR CO., U.S.A.
   HERTZ SPECIFICATIONS - TCM CONNECTOR TERMINALS 28 & 45
   
   

   Connector	Terminal (Wire color)	Condition	Data (Approx.)
   E142	45 (O/B) - 28 (W) (Ground)	When engine is running with idle speed and setting selector lever to "P" position.	300 Hz

OK or NG

• OK : GO TO  7.
• NG : GO TO 2.

1. Turn ignition switch "OFF".
2. Disconnect the TCM connector.
3. Check resistance between TCM connector terminals 28 and 45.
   Fig 4: Checking Resistance Between TCM Connector Terminals 28 & 45

   Courtesy of NISSAN MOTOR CO., U.S.A.
   TERMINAL RESISTANCE - TCM CONNECTOR TERMINALS 28 & 45
   
   

   Connector	Terminal (Wire color)	Condition	Resistance (Approx.)
   E142	45 (O/B) - 28 (W) (Ground)	Temperature: 20°C (68°F)	5.0 - 5.6 Ω

OK or NG

• OK : GO TO  7.
• NG : GO TO 3.

1. Turn ignition switch "OFF".
2. Disconnect terminal cord assembly harness connector.
3. Check resistance between terminals 2 and 5.
   Fig 5: Checking Resistance Between Terminal Cord Assembly With Pressure Control Solenoid Valve C Terminals 2 & 5

   Courtesy of NISSAN MOTOR CO., U.S.A.
   TERMINALS RESISTANCE - TERMINAL CORD ASSEMBLY WITH PRESSURE CONTROL SOLENOID VALVE C TERMINALS 2 & 5
   
   

   Connector	Terminal	Condition	Resistance (Approx.)
   F62	2 - 5	Temperature: 20°C (68°F)	5.0 - 5.6 Ω

OK or NG

• OK : GO TO 4.
• NG : GO TO  4.

Check the following.

• Open or short-circuit in the harness between TCM and terminal cord assembly.

OK or NG

• OK : GO TO  7.
• NG : Repair or replace damaged parts.

1. Remove side cover. Refer to SIDE COVER .
2. Disconnect pressure control solenoid valve C harness connector.
3. Check resistance between terminals 1 and 2.
   Fig 6: Checking Resistance Between Pressure Control Solenoid Valve C Harness Connector Terminals 1 & 2

   Courtesy of NISSAN MOTOR CO., U.S.A.
   TERMINALS RESISTANCE - PRESSURE CONTROL SOLENOID VALVE C HARNESS CONNECTOR TERMINALS 1 & 2
   
   

   Connector	Terminal	Condition	Resistance (Approx.)
   F74	1 - 2	Temperature: 20°C (68°F)	5.0 - 5.6 Ω

OK or NG

• OK : GO TO 6.
• NG : Replace the control valve assembly. Refer to CONTROL VALVE ASSEMBLY .

Check the following.

• Open or short-circuit in the harness between terminal cord assembly and pressure control solenoid valve C.

OK or NG

• OK : GO TO 7.
• NG : Repair or replace transmission wire. Refer to TRANSMISSION WIRE .

1. Check TCM input/output signal. Refer to TCM INPUT/OUTPUT SIGNAL REFERENCE VALUES .
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.

OK or NG

• OK : GO TO 8.
• NG : Repair or replace damaged parts.

Perform "DTC Confirmation Procedure". Refer to DTC CONFIRMATION PROCEDURE .

OK or NG

• OK : INSPECTION END 
• NG : Replace the control valve assembly. Refer to CONTROL VALVE ASSEMBLY .