Acura TSX / Honda Accord CL. Manual - part 855

Shift Cable Holder Bolt

88 (10)

Transmission Range Switch Bolt

106 (12)

Transmission Range Switch Cover Bolt

106 (12)

 

2004 Acura TSX 

2004 AUTOMATIC TRANSMISSIONS Servicing - TSX

  

 

2004 AUTOMATIC TRANSMISSIONS

A/T Interlock System - TSX 

A/T INTERLOCK SYSTEM 

COMPONENT LOCATION INDEX 

Fig. 1: Locating A/T Interlock System Components 

CIRCUIT DIAGRAM 

 

2004 Acura TSX 

2004 AUTOMATIC TRANSMISSIONS A/T Interlock System - TSX

  

 

2004 Acura TSX 

2004 AUTOMATIC TRANSMISSIONS A/T Interlock System - TSX

  

 

 

Fig. 2: A/T Interlock System Wiring Diagram 

SHIFT LOCK SYSTEM/REVERSE LOCK SYSTEM CIRCUIT TROUBLESHOOTING 

1. Press the brake pedal. 

Are the brake lights ON? 

YES: Go to step 2.  

 

2004 Acura TSX 

2004 AUTOMATIC TRANSMISSIONS A/T Interlock System - TSX

  

 

NO: Repair faulty brake light circuit.  

2. Connect the HDS to the DLC. Check engine speed and throttle position in the A/T data list. 

Is the engine speed at idle, and TPS about 0.5 V? 

YES: Go to step 3.  

NO: Repair engine speed or throttle position input.  

3. Select SHIFT LOCK SOL TEST in MISC. TEST MENU, then carry out shift lock solenoid function test. 

Does the shift lock solenoid work properly? 

YES: System circuit is OK. Check the mechanism, if necessary.  

NO: Go to step 4.  

4. Remove the center console cover (see CENTER CONSOLE REMOVAL/INSTALLATION ).  

5. Disconnect the shift lock solenoid connector.  

6. Turn the ignition switch ON (II).  

7. Measure the voltage between shift lock solenoid connector terminal No. 1 and body ground. 

Is there battery voltage? 

YES: Go to step 8.  

NO: Check for blown No. 32 (7.5A) fuse in the under-dash fuse/relay box. If the fuse is OK, 
repair open in the wire between the shift lock solenoid connector and the under-dash 
fuse/relay box.  

 

2004 Acura TSX 

2004 AUTOMATIC TRANSMISSIONS A/T Interlock System - TSX