AUTOMATIC TRANSAXLE SYSTEM Shift Paddle Switch Circuit

DESCRIPTION

Moving the shift lever to S enables gear selection. The driver can select the gear optionally by shifting the paddle to "+" or "-".

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (SHIFT PADDLE SWITCH CIRCUIT)

   
   
   1. 

      Text in Illustration

      *a	Front view of wire harness connector (to ECM)

      Disconnect the ECM connector.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition A25- 50 (SFTD) - Body ground Pull "-" continuously (Down-shift) Below 1 Ω Release 10 kΩ or higher A25-34 (SFTU) - Body ground Pull "+" continuously (Up-shift) Below 1 Ω Release 10 kΩ or higher

   
   

   NG

   CHECK HARNESS AND CONNECTOR (SPIRAL CABLE - BODY GROUND) Click here

   OK

   GO TO TRANSMISSION CONTROL SWITCH CIRCUIT Click here

2. CHECK HARNESS AND CONNECTOR (SPIRAL CABLE - BODY GROUND)

   
   

   1. Disconnect the negative (-) terminal cable from the battery.

   2. Wait for at least 90 seconds.

   3. Remove the steering wheel assembly.

   4. Remove the steering column cover.

   5. 

      Text in Illustration

      *a	Front view of wire harness connector (to Spiral Cable Sub-assembly)

      Disconnect the spiral cable connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition I28-2 (ECC) - Body ground Always Below 1 Ω

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

3. CHECK HARNESS AND CONNECTOR (SPIRAL CABLE - ECM)

   
   

   1. Disconnect the ECM connector.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition A25-50 (SFTD) - I28-7 (SDN) Always Below 1 Ω A25-50 (SFTD) or I28-7 (SDN) - Body ground Always 10 kΩ or higher A25-34 (SFTU) - I28-14 (SUP) Always Below 1 Ω A25-34 (SFTU) or I28-14 (SUP) - Body ground Always 10 kΩ or higher

   
   

   NG

   REPAIR OR REPLACE HARNESS OR CONNECTOR

   OK

4. CHECK HARNESS AND CONNECTOR (SPIRAL CABLE - SHIFT PADDLE SWITCH)

   
   
   1. 

      Text in Illustration

      *a	Front view of wire harness connector (to Spiral Cable Sub-assembly)

      Remove the horn button assembly.

   2. Disconnect the steering pad switch connector from the spiral cable sub-assembly.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition z3-6 (SUP) - z3-7 (ECC) Pull "+" continuously (Up-shift) Below 1 Ω Release 10 kΩ or higher z3-12 (SDN) - z3-7 (ECC) Pull "-" continuously (Down-shift) Below 1 Ω Release 10 kΩ or higher

   
   

   NG

   INSPECT TRANSMISSION SHIFT SWITCH ASSEMBLY (SHIFT PADDLE SWITCH) Click here

   OK

5. INSPECT SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY

   
   
   1. 

      Text in Illustration

      *a	Component without harness connected (Spiral Cable Sub-assembly)
      *b	Steering Pad Switch Side
      *c	Vehicle Side

      Disconnect the steering pad switch connector from the spiral cable sub-assembly.

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

      Standard Resistance
      Tester Connection Condition Specified Condition z3-7 (ECC) - I28-2 (ECC) Always Below 3 Ω z3-6 (SUP) - I28-14 (SUP) Always Below 3 Ω z3-12 (SDN) - I28-7 (SDN) Always Below 3 Ω z3-7 (ECC) or I28-2 (ECC) - All other terminals Always 10 kΩ or higher z3-6 (SUP) or I28-14 (SUP) - All other terminals Always 10 kΩ or higher z3-12 (SDN) or I28-7 (SDN) - All other terminals Always 10 kΩ or higher

   
   

   NG

   REPLACE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY Click here

   OK

   CHECK FOR INTERMITTENT PROBLEMS Click here

6. INSPECT TRANSMISSION SHIFT SWITCH ASSEMBLY (SHIFT PADDLE SWITCH)

   
   
   1. 

      Text in Illustration

      *a	Component without harness connected (Shift paddle switch LH)
      *b	Component without harness connected (Shift paddle switch RH)

      Disconnect the connector from the transmission shift switch LH and RH.

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

      Standard Resistance
      Transmission Shift Switch LH: Tester Connection Switch Condition Specified Condition C-3 (ECC) - C-2 (SFTD) Pull "-" continuously (Down-shift) Below 1 Ω Release 10 kΩ or higher C-4 (ECC1) - C-2 (SFTD) Pull "-" continuously (Down-shift) Below 1 Ω Release 10 kΩ or higher
      Transmission Shift Switch RH: Tester Connection Switch Condition Specified Condition B-3 (SFTU) - B-2 (ECC1) Pull "+" continuously (Up-shift) Below 1 Ω Release 10 kΩ or higher

   
   

   NG

   REPLACE TRANSMISSION SHIFT SWITCH ASSEMBLY (SHIFT PADDLE SWITCH) Click here

   OK

7. INSPECT NO. 1 SWITCH WIRE

   
   

   1. Connect the transmission shift switch LH and RH connector.

   2. 

      Text in Illustration

      *a	Front view of wire harness connector (to Steering Pad Switch Connector)

      Disconnect the No.1 switch wire from steering pad switch connector.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition A-3 (SFTD) - A-7 (ECC) Pull "-" continuously (Down-shift) Below 1 Ω Release 10 kΩ or higher A-2 (SFTU) - A-7 (ECC) Pull "+" continuously (Down-shift) Below 1 Ω Release 10 kΩ or higher

   
   

   NG

   REPLACE NO. 1 SWITCH WIRE Click here

   OK

   REPAIR OR REPLACE HARNESS OR CONNECTOR (NO. 1 SWITCH WIRE - SPIRAL CABLE SUB-ASSEMBLY)