Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Shift Paddle Switch Circuit

DESCRIPTION

Moving the shift lever to S enables the shift range to be selected. The shift range can be selected by operating the "+" or "-" shift paddle switch.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.

Click here

PROCEDURE

1.

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

(a) Read the values displayed on the GTS.

Powertrain > Hybrid Control > Data List

Tester Display

Sports Shift UP Signal

Sports Shift DOWN Signal

Result

Proceed to

The display changes according to the shift paddle switch (transmission shift switch assembly) operation.

A

The display does not change according to the shift paddle switch (transmission shift switch assembly) operation.

B

(b) Turn the ignition switch off.

A

CHECK FOR INTERMITTENT PROBLEMS

B

2.

CHECK HARNESS AND CONNECTOR (SHIFT PADDLE SWITCH CIRCUIT)

(a) Disconnect the hybrid vehicle control ECU connector.

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

(c) Measure the resistance according to the value(s) in the table below when the shift paddle switch (transmission shift switch assembly) is moved to each position.

Standard Resistance:

Tester Connection

Condition

Specified Condition

I249-31 (SFTU) - I249-43 (CCSG)

Shift paddle switch RH (+) operated

13 Ω or less

I249-18 (SFTD) - I249-43 (CCSG)

Shift paddle switch LH (-) operated

13 Ω or less

I249-31 (SFTU) - I249-43 (CCSG)

Shift paddle switch RH (+) not operated

10 kΩ or higher

I249-18 (SFTD) - I249-43 (CCSG)

Shift paddle switch LH (-) not operated

10 kΩ or higher

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

(e) Reconnect the hybrid vehicle control ECU connector.

OK

REPLACE HYBRID VEHICLE CONTROL ECU

NG

3.

CHECK HARNESS AND CONNECTOR (SPIRAL CABLE SUB-ASSEMBLY - HYBRID VEHICLE CONTROL ECU)

(a) Disconnect the hybrid vehicle control ECU connector.

(b) Disconnect the spiral cable with sensor sub-assembly connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

I249-31 (SFTU) - I82-8 (SUP)

Always

Below 1 Ω

I249-18 (SFTD) - I82-1 (SDN)

Always

Below 1 Ω

I249-43 (CCSG) - I82-2 (ECC)

Always

Below 1 Ω

I249-31 (SFTU) or I82-8 (SUP) - Body ground

Always

10 kΩ or higher

I249-18 (SFTD) or I82-1 (SDN) - Body ground

Always

10 kΩ or higher

249-43 (CCSG) or I82-2 (ECC) - Body ground

Always

10 kΩ or higher

(d) Reconnect the spiral cable with sensor sub-assembly connector.

(e) Reconnect the hybrid vehicle control ECU connector.

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

OK

4.

INSPECT SPIRAL CABLE SUB-ASSEMBLY

(a) Inspect the spiral cable sub-assembly.

Click here

NG

REPLACE SPIRAL CABLE SUB-ASSEMBLY

OK

5.

INSPECT SHIFT PADDLE SWITCH LH (TRANSMISSION SHIFT SWITCH ASSEMBLY)

(a) Inspect the shift paddle switch LH (transmission shift switch assembly).

Click here

NG

REPLACE SHIFT PADDLE SWITCH LH (TRANSMISSION SHIFT SWITCH ASSEMBLY)

OK

6.

INSPECT SHIFT PADDLE SWITCH RH (TRANSMISSION SHIFT SWITCH ASSEMBLY)

(a) Inspect the shift paddle switch RH (transmission shift switch assembly).

Click here

NG

REPLACE SHIFT PADDLE SWITCH RH (TRANSMISSION SHIFT SWITCH ASSEMBLY)

OK

7.

INSPECT NO. 1 SWITCH WIRE

(a) Disconnect the No. 1 switch wire connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

z36-2 (SUP) - z36-3 (ECC)

"+" (Up shift) shift paddle switch operated and held

Below 1 Ω

"+" (Up shift) shift paddle switch not operated

10 kΩ or higher

z36-4 (SDN) - z36-3 (ECC)

"-" (Down shift) shift paddle switch operated and held

Below 1 Ω

"-" (Down shift) shift paddle switch not operated

10 kΩ or higher

*a

Front view of wire harness connector

(to Spiral Cable Sub-assembly)

(c) Reconnect the No. 1 switch wire connector.

OK

CHECK FOR INTERMITTENT PROBLEMS

NG

REPLACE NO. 1 SWITCH WIRE

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