RM38T0EC _51 Engine / Hybrid System _144957 HYBRID / BATTERY CONTROL _0604232 HYBRID CONTROL SYSTEM J

HYBRID / BATTERY CONTROL  HYBRID CONTROL SYSTEM  Transmission Control Switch Circuit  


DESCRIPTION

When the shift lever is in S, different ranges can be chosen using the floor shift sequential gate.

WIRING DIAGRAM

A545775E01
1.875,3.427 2.333,3.625 0.458,0.198 10 false I16 1.875,3.604 4.021,4.208 2.146,0.604 10 false Transmission Control Switch (Shift Lock Control Unit Assembly) 1.99,2.01 2.448,2.208 0.458,0.198 10 false 2 2.24,2.01 2.698,2.208 0.458,0.198 10 false E 2.24,1.333 2.698,1.531 0.458,0.198 10 false IG 2.01,1.344 2.469,1.542 0.458,0.198 10 false 4 0.26,1.427 1.219,2.031 0.958,0.604 10 false from ECU-IGR NO. 2 Fuse 3.51,1.344 3.969,1.542 0.458,0.198 10 false S 3.771,1.344 4.229,1.542 0.458,0.198 10 false 5 3.781,2 4.24,2.198 0.458,0.198 10 false 3 3.292,2 3.75,2.198 0.458,0.198 10 false SFTU 3.292,2.677 3.75,2.875 0.458,0.198 10 false SFTD 3.771,2.667 4.229,2.865 0.458,0.198 10 false 1 5.24,2.688 5.698,2.885 0.458,0.198 10 false 18 5.24,2.021 5.698,2.219 0.458,0.198 10 false 31 5.302,1.333 5.76,1.531 0.458,0.198 10 false 4 5.521,1.438 5.979,1.635 0.458,0.198 10 false M 5.51,2.115 5.969,2.313 0.458,0.198 10 false SFTU 5.51,2.781 6.031,3.021 0.521,0.24 10 false SFTD 5,3.813 5.458,4.01 0.458,0.198 10 false I278 5,3.938 6.719,4.5 1.719,0.563 10 false Hybrid Vehicle Control ECU

PROCEDURE

1.READ VALUE USING GTS (SPORTS SHIFT POSITION)
a.

Read the value displayed on the GTS.

Powertrain > Hybrid Control > Data List
Tester Display
Sports Shift Position
50003 397 233

Result:
Result Proceed to
The display changes according to the shift lever operation. A
The display does not change according to the shift lever operation. B


b.

Turn the ignition switch off.



A

2.READ VALUE USING GTS (SPORTS SHIFT UP SIGNAL, SPORTS SHIFT DOWN SIGNAL)

B

4.CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT)
2.READ VALUE USING GTS (SPORTS SHIFT UP SIGNAL, SPORTS SHIFT DOWN SIGNAL)
a.

Read the value displayed on the GTS.

Powertrain > Hybrid Control > Data List
Tester Display
Sports Shift UP Signal
Sports Shift DOWN Signal
50003 397 83,82

Result:
Result Proceed to
The display changes according to the transmission control switch (shift lock control unit assembly) operation. A
The display does not change according to the transmission control switch (shift lock control unit assembly) operation. B


b.

Turn the ignition switch off.



A

3.CHECK FOR INTERMITTENT PROBLEMS

B

7.INSPECT TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY)
4.CHECK HARNESS AND CONNECTOR (POWER SOURCE CIRCUIT)
a.

Disconnect the transmission control switch (shift lock control unit assembly) connector.


b.

Measure the voltage according to the value(s) in the table below.

Standard Voltage:
Tester Connection Switch Condition Specified Condition
I16-4 (IG) - Body ground Ignition switch ON 11 to 14 V
I16-4 (IG) - Body ground Ignition switch off Below 1 V



c.

Turn the ignition switch off.


d.

Measure the resistance according to the value(s) in the table below.

Standard Resistance:
Tester Connection Switch Condition Specified Condition
I16-2 (E) - Body ground Ignition switch off Below 1 Ω



e.

Reconnect the transmission control switch (shift lock control unit assembly) connector.


Result:
Proceed to
OK
NG



OK

5.INSPECT TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY)

NG

CHECK POWER SOURCE CIRCUIT

5.INSPECT TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY)
a.

Disconnect the transmission control switch (shift lock control unit assembly) connector.


b.
C498380C01
1.479,0.271 1.938,0.531 0.458,0.26 0.625,1.625 1.083,1.313 true 1.021,1.76 1.396,1.323 true 1.781,1.781 1.719,1.323 true 2.406,1.76 1.938,1.313 true 2.854,1.646 2.302,1.313 true 0.073,0.063 0.385,0.219 0.313,0.156 10 false *a 1.625,0.313 1.938,0.469 0.313,0.156 10 false I16 0.521,1.635 0.833,1.792 0.313,0.156 10 false S 0.906,1.76 1.208,1.948 0.302,0.188 10 false IG 1.667,1.833 2.063,2.042 0.396,0.208 10 false SFTU 2.427,1.781 2.625,1.99 0.198,0.208 10 false E 2.823,1.677 3.219,1.885 0.396,0.208 10 false SFTD
*a Component without harness connected
(Transmission Control Switch (Shift Lock Control Unit Assembly))


Measure the resistance according to the value(s) in the table below when the shift lever is moved to each position.

Standard Resistance:
Tester Connection Condition Specified Condition
I16-4 (IG) - I16-5 (S) Shift lever in S
Shift lever held in "+" or "-" 		Below 1 Ω
I16-4 (IG) - I16-5 (S) Shift lever in any position except S 10 kΩ or higher
I16-3 (SFTU) - I16-2 (E) Shift lever held in "+" Below 1 Ω
I16-3 (SFTU) - I16-2 (E) Shift lever in S 10 kΩ or higher
I16-1 (SFTD) - I16-2 (E) Shift lever held in "-" Below 1 Ω
I16-1 (SFTD) - I16-2 (E) Shift lever in S 10 kΩ or higher



c.

Reconnect the transmission control switch (shift lock control unit assembly) connector.


Result:
Proceed to
OK
NG



OK

6.CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY))

NG

REPLACE SHIFT LOCK CONTROL UNIT ASSEMBLY

Click hereDrivetrain>PB10 (HYBRID TRANSMISSION / TRANSAXLE)>SHIFT LEVER>REMOVAL


6.CHECK HARNESS AND CONNECTOR (HYBRID VEHICLE CONTROL ECU - TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY))
a.

Disconnect the hybrid vehicle control ECU connector.


b.

Turn the ignition switch to ON.


c.

Measure the voltage according to the value(s) in the table below when the shift lever is moved to each position.

Standard Voltage:
Tester Connection Condition Specified Condition
I278-4 (M) - Body ground Ignition switch ON
Shift lever in S, "+" or "-" 		11 to 14 V
Ignition switch ON
Except shift lever in S, "+" and "-" 		Below 1 V


NOTICE:

If the ignition switch is turned ON with the hybrid vehicle control ECU connector disconnected, other DTCs will be stored. After performing the inspection, clear the DTCs.



d.

Turn the ignition switch off.


e.

Measure the resistance according to the value(s) in the table below when the shift lever is moved to each position.

Standard Resistance:
Tester Connection Condition Specified Condition
I278-31 (SFTU) - Body ground Shift lever held in "+" Below 1 Ω
I278-31 (SFTU) - Body ground Shift lever in S 10 kΩ or higher
I278-18 (SFTD) - Body ground Shift lever held in "-" Below 1 Ω
I278-18 (SFTD) - Body ground Shift lever in S 10 kΩ or higher



f.

Reconnect the hybrid vehicle control ECU connector.


Result:
Proceed to
OK
NG



OK

REPLACE HYBRID VEHICLE CONTROL ECU

Click hereEngine / Hybrid System>HYBRID / BATTERY CONTROL>HYBRID VEHICLE CONTROL ECU>REMOVAL


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

7.INSPECT TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY)
a.

Disconnect the transmission control switch (shift lock control unit assembly) connector.


b.
C498380C02
1.49,0.25 1.948,0.531 0.458,0.281 1.781,1.781 1.719,1.344 true 2.417,1.75 2.01,1.333 true 2.823,1.573 2.323,1.323 true 0.115,0.094 0.427,0.25 0.313,0.156 10 false *a 1.625,0.302 1.938,0.49 0.313,0.188 10 false I16 1.833,1.823 2.271,2.01 0.438,0.188 10 false SFTU 2.385,1.781 2.823,1.969 0.438,0.188 10 false E 2.677,1.604 3.115,1.792 0.438,0.188 10 false SFTD
*a Component without harness connected
(to Transmission Control Switch (Shift Lock Control Unit Assembly))


Measure the resistance according to the value(s) in the table below when the shift lever is moved to each position.

Standard Resistance:
Tester Connection Condition Specified Condition
I16-3 (SFTU) - I16-2 (E) Shift lever held in "+" Below 1 Ω
I16-3 (SFTU) - I16-2 (E) Shift lever in S 10 kΩ or higher
I16-1 (SFTD) - I16-2 (E) Shift lever held in "-" Below 1 Ω
I16-1 (SFTD) - I16-2 (E) Shift lever in S 10 kΩ or higher



c.

Reconnect the transmission control switch (shift lock control unit assembly) connector.


Result:
Proceed to
OK
NG



OK

8.CHECK HARNESS AND CONNECTOR (TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY) - HYBRID VEHICLE CONTROL ECU)

NG

REPLACE SHIFT LOCK CONTROL UNIT ASSEMBLY

Click hereDrivetrain>PB10 (HYBRID TRANSMISSION / TRANSAXLE)>SHIFT LEVER>REMOVAL


8.CHECK HARNESS AND CONNECTOR (TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL UNIT ASSEMBLY) - HYBRID VEHICLE CONTROL ECU)
a.

Disconnect the hybrid vehicle control ECU connector.


b.

Measure the resistance according to the value(s) in the table below when the shift lever is moved to each position.

Standard Resistance:
Tester Connection Condition Specified Condition
I278-31 (SFTU) - Body ground Shift lever held in "+" Below 1 Ω
Shift lever in S 10 kΩ or higher
I278-18 (SFTD) - Body ground Shift lever held in "-" Below 1 Ω
Shift lever in S 10 kΩ or higher



c.

Reconnect the hybrid vehicle control ECU connector.


Result:
Proceed to
OK
NG



OK

REPLACE HYBRID VEHICLE CONTROL ECU

Click hereEngine / Hybrid System>HYBRID / BATTERY CONTROL>HYBRID VEHICLE CONTROL ECU>REMOVAL


NG

REPAIR OR REPLACE HARNESS OR CONNECTOR