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Battery (v6) Acura TSX II

Body Electrical 8 illustrations ~2413 words

Battery Test

WARNINGA battery can explode if you do not follow the proper procedure, causing serious injury to anyone nearby. Follow all procedures carefully and keep sparks and open flames away from the battery.

Special Tools Required

Acura Electrical System Analyzer (ED-18 Battery tester): Model Number INB17191845*

Acura Battery Diagnostic Station (GR8): Model Number MTRGR81100PA*

*To order, go to the Acura Tool and Equipment catalog on the iN, or call 888-424-6857

Software Version

Make sure you have the latest software for the ED-18 and GR8

To check the software version on the ED-18, do this

  1. Press the POWER button.
  2. Read the version number on the screen. It should appear for about 3 seconds.
  3. Or you can select: Language> Options> Info> Version. The version number will appear near the top of the screen.

Write down the version number, then call Midtronics at 800-776-1995 to verify you have the latest software version.

To check the software version on the GR8, do this

  1. Press the POWER button.
  2. Read the version number on the screen. It should appear for about 5 seconds.
  3. Or from the Main Menu, select: Options> Info I Version. The version number will appear on the screen.

Write down the version number, then call Midtronics at 800-776-1995 to verify you have the latest software version.

Using the ED-18 Battery Tester

Note. For set up, customization, and other available features, refer to the ED-18 user's manual.

  1. Connect the leads to the positive and negative terminal of the battery.
  2. Use the arrow keys to select the Battery test, then press ENTER, then follow the prompts. NOTE: Make sure to enter the correct cold cranking ampere (CCA) rating of the battery. You can find the CCA printed on the label on the top of the battery. If the CCA rating is not entered correctly, the test result will not be accurate. Make sure you select FLOODED for the battery type.
  3. Here are the four possible battery conditions: GOOD BATTERY: The battery has at least 60 percent of its charge and good state of health. No action is required. GR8 DIAGNOSTIC TEST NEEDED: The battery voltage is low. Connect the GR8 and use the diagnostic test to determine if the battery is GOOD or needs to be REPLACED. REPLACE BATTERY: The battery condition is poor. Replace it. BAD CELL: There is a problem with the battery. Replace it.

Using the GR8 Battery Diagnostic Station

Note. For set up, customization, and other available features, refer to the user's manual. On the GR-8, you can select two modes: DEALER INVENTORY or CLIENT VEHICLE.

  1. DEALER INVENTORY: Use this mode for vehicles in dealer inventory. The GR8 charges the battery to 80% of its state-of-charge. If the battery condition is OK, the GR8 states the battery is GOOD. If you leave the GR8 attached to the battery, it changes to Top Off mode, and continues to charge the battery until it is at 100% of its state-of-charge.
  2. CLIENT VEHICLE: In order to give a waiting client quicker service, the GR8 charges the battery to 60% of its state-of-charge. If the battery condition is OK, the GR8 states the battery is GOOD. If you leave the GR8 attached to the battery, it changes to Top Off mode, and continues to charge the battery until it is at 100% of its state-of-charge.
  1. Connect the leads to the positive and negative terminal of the battery.
  2. Use the arrow keys to select Diagnostic, and follow the prompts. NOTE: Make sure to enter the correct cold cranking ampere (CCA) rating of the battery. You can find the CCA printed on the label on the top of the battery. If the CCA rating is not entered correctly, the test result will not be accurate. Make sure you select FLOODED for the battery type.
  3. Here are the three possible battery conditions: GOOD BATTERY: The battery state of health is good and state of charge is at least 60%. REPLACE BATTERY: The battery condition is poor. Replace it. BAD CELL: There is a problem with the battery. Replace it.

Disconnection

Note. Some systems store data in memory (including seat position, mirror position, etc) that is lost when the battery is disconnected. Do the following procedures before disconnecting the battery.

  1. Make sure you have the anti-theft code for the audio and/or the navigation system (if equipped).
  2. Make sure the ignition switch is in LOCK (0).
  3. Disconnect and isolate the negative cable from the battery. NOTE: Always disconnect the negative cable from the battery first.
  4. Disconnect the positive cable from the battery.

Reconnection

Note. Some systems store data in memory (including seat position, mirror position, etc) that is lost when the battery is disconnected. Do the following procedures to restore the systems back to normal operation.

Scheme 2

Scheme 2: Reconnection
Scheme 2: Reconnection
  1. Clean the battery terminals.
  2. Test the battery (see «BATTERY TEST»(/acura/tsx/ii-2008-2014/remont/body-electrical/#battery-v6__battery-test) ).
  3. Reconnect the positive cable (A) to the battery (B) first, then reconnect the negative cable (C) to the battery. NOTE: Always connect the positive cable to the battery first.
  4. Apply multipurpose grease to the terminals to prevent corrosion.
  5. Enter the anti-theft code for the audio system and/or the navigation unit.
  6. Set the clock (for vehicles without navigation).

Battery Removal and Installation

Note. The battery terminal disconnection and reconnection procedure (see USING THE GR8 BATTERY DIAGNOSTIC STATION ) must be done before and after doing this procedure. Some systems store data in the memory that is lost when the battery is disconnected.

Scheme 3

Scheme 3: Removal
Scheme 3: Removal
  1. Do the battery terminal disconnection procedure (see «USING THE GR8 BATTERY DIAGNOSTIC STATION»(/acura/tsx/ii-2008-2014/remont/body-electrical/#battery-v6__using-the-gr8-battery-diagnostic-station) ).
  2. Remove the two clips and air intake cover (A).
  3. Remove the two nuts (B) securing the battery setting plate (C), then remove the battery setting plate and the battery (D).

Scheme 4

Scheme 4: Installation
Scheme 4: Installation
  1. Install the battery (A), then install the battery setting plate (B).
  2. Tighten the two nuts (C) equally until the battery is stable. NOTE: Do not deform the battery setting plate by over-tightening the nuts.
  3. Install the air intake cover (D) and two clips.
  4. Do the battery terminal reconnection procedure (see «RECONNECTION»(/acura/tsx/ii-2008-2014/remont/body-electrical/#battery-v6__reconnection) ).

Note. Make sure the battery is correctly installed, and that the positive terminal and the negative terminal are not connected in reverse.

Parasitic Draw Check

Special Tools Required

LH41 AC/DC low current clamp meter, FLULH41A*

*: Available through the Honda Tool and Equipment Program, 888-424-6857

Scheme 5

Scheme 5: Parasitic Draw Check
Scheme 5: Parasitic Draw Check

Scheme 6

Scheme 6
Scheme 6

Scheme 7

Scheme 7
Scheme 7

Scheme 8

Scheme 8
Scheme 8

Scheme 9

Scheme 9
Scheme 9
  1. Make sure the battery is fully charged, and that all electrical equipment is turned off.
  2. Open the hood.
  3. Disconnect the security hood switch 2P connector to allow the security system to arm itself with the hood open.
  4. Turn the ignition switch to ON (II).
  5. Turn the ignition switch to LOCK (0), and remove the ignition key from the ignition switch.
  6. Get out of the vehicle, and close all doors.
  7. Lock the doors with the keyless transmitter.
  8. Make sure the map lights and ceiling light are turned off and the security alarm system is armed by confirming that the security indicator is flashing.
  9. Wait at least 20 minutes.
  10. Attach the LH41 AC/DC low current clamp meter (A) to the battery ground cable (B) following the equipment manufacturer's instructions, then measure the parasitic draw. NOTE: If using a digital multimeter: Go to step 12 . Is the parasitic draw 37 mA or less? YES -Go to step 11. NO -Go to step 18 .
  11. Check for poor connections and loose terminals at the battery and the alternator terminals. Are the connections OK? YES -Do the alternator and regulator circuit troubleshooting (see «ALTERNATOR AND REGULATOR CIRCUIT TROUBLESHOOTING»(/acura/tsx/ii-2008-2014/remont/charging-system/#charging-system-v6__alternator-and-regulator-circuit-troubleshooting) ), and alternator control circuit troubleshooting (see «ALTERNATOR CONTROL CIRCUIT TROUBLESHOOTING»(/acura/tsx/ii-2008-2014/remont/charging-system/#charging-system-v6__alternator-control-circuit-troubleshooting) ), then recheck. If the system is OK, the battery is flat from natural self-discharge. Check the battery (see «Battery Test»(/acura/tsx/ii-2008-2014/remont/body-electrical/#battery-v6__battery-test) ), then recharge or replace the battery (see «Battery Removal and Installation»(/acura/tsx/ii-2008-2014/remont/body-electrical/#battery-v6__battery-removal-and-installation) ). NO -Reconnect the terminals, then recheck.
  12. Check the following items before measuring: The multimeter dial is set to the DCA (direct current amps) range. The red test probe is plugged into the red A (Amps) jack, and the black test probe is plugged into the COM jack. To avoid blowing an input fuse, start by setting the range above 10 A.
  13. Loosen the nut (A) from the battery negative terminal. NOTE: Follow the instructions exactly to avoid disconnecting the battery ground cable terminal from the battery negative terminal.
  14. Connect the red (+) test lead (A) to the negative terminal (B) of the battery ground cable.
  15. Carefully slide the negative terminal of the battery ground cable upwards from the battery negative terminal post to maintain contact and avoid disconnection. Then connect the black (-) test lead (C) to the battery negative terminal post.
  16. Disconnect the negative terminal (A) of the battery ground cable from the battery negative terminal.
  17. Measure the parasitic draw. Is the parasitic draw 37 mA or less? YES -Go to step 11 . NO -Go to step 18.
  18. Check if there are any aftermarket electrical accessories installed on the vehicle. Are there any aftermarket electrical accessories installed? YES -Go to step 19. NO -Go to step 21.
  19. Make sure that the aftermarket electrical accessories have been properly installed. Are the aftermarket electrical accessories installed correctly? YES -Go to step 20. NO -Repair, reinstall, or remove the aftermarket accessories, then recheck.
  20. Disconnect the aftermarket electrical accessories one at a time, then measure the parasitic draw. Turn the ignition switch to ON (II), and then back to LOCK (0). Get out of the vehicle and close all doors. Wait at least 40 seconds. Measure the parasitic draw. Is the parasitic draw 37 mA or less? YES -Replace or repair the aftermarket electrical accessories that reduced the parasitic draw to 37 mA or less when disconnected. NO -Go to step 21 .
  21. Remove the No. 15 (10 A) fuse in the under-hood fuse/relay box, then measure the parasitic draw. Is the parasitic draw 24 mA or less? YES -Go to step 22 . NO -Go to step 24 .
  22. Connect immobilizer-keyless control unit 7P connector terminal No. 4 and body ground with a jumper wire.
  23. Install the No. 15 (10 A) fuse in the under-hood fuse/relay box, then measure the parasitic draw. Turn the ignition switch to ON (II), and then back to LOCK (0). Get out of the vehicle and close all doors. Wait at least 40 seconds. Measure the parasitic draw. Is the parasitic draw 37 mA or less? YES -Disconnect the control units from the B-CAN circuit one at a time, perform step 1-4 above then measure the parasitic draw. Do the input test for the control unit that reduced the parasitic draw to 37 mA or less when disconnected. NO -Disconnect the control units from the No. 15 (10 A) fuse circuit one at a time, perform step 1-4 above then measure the parasitic draw. Replace the control unit that reduced the parasitic draw to 37 mA or less when disconnected.
  24. Remove the No. 3-1 (IG MAIN) (50 A) fuse in the under-hood fuse/relay box. Turn the ignition switch to ON (II), and then back to LOCK (O). Get out of the vehicle and close all doors. Wait at least 40 seconds. Measure the parasitic draw. Is the parasitic draw 37 mA or less? YES -Go to step 25 . NO -Remove the fuse from the fuse box one at a time, perform step 1-4 above then measure the parasitic draw in order to isolate the circuit which contains the fault. If all circuit OK, check the starter circuit and do the starter performance test (see «STARTER PERFORMANCE TEST»(/acura/tsx/ii-2008-2014/remont/starter/#starting-system-v6) ).
  25. Install the No. 3-1 (IG MAIN) (50 A) fuse in the under-hood fuse/relay box.
  26. Disconnect the ignition switch 5P connector, then measure the parasitic draw. Is the parasitic draw 37 mA or less? YES -Replace the ignition switch (see «IGNITION SWITCH TEST»(/acura/tsx/ii-2008-2014/remont/steering-column-switches/#ignition-switch-v6__ignition-switch-test) ). NO -Repair a short to ground in the wire between the No. A-3-1 (IG1 MAIN) (50 A) fuse in the main under-hood fuse box and ignition switch.

Low or Dead Battery

Note. A battery might be discharged under these conditions: Driving a vehicle 6 miles (10 km) or less per day. Leaving a vehicle parked without removing the ignition key from the ignition switch. Leaving the vehicle idling for excessive periods of time with the headlights on. This prevents the MICU and the gauge control module from entering the sleep modes, which causes excessive parasitic draw. Parking the vehicle with the hood unlatched prevents the security system from arming, which causes excessive parasitic draw.

  1. Check the battery (see «BATTERY TEST»(/acura/tsx/ii-2008-2014/remont/body-electrical/#battery-v6__battery-test) ). Recharge or replace the battery (see «RECONNECTION»(/acura/tsx/ii-2008-2014/remont/body-electrical/#battery-v6__reconnection) ) if necessary.
  2. Start the engine, and check the charging system indicator. Does the charging system indicator go off with the engine running? YES -Go to step 4 . NO -Go to step 3 .
  3. Check for PGM-FI DTCs. Are DTCs P0562, P1549, P16BB, and/or P16BC indicated? YES -Go to the indicated DTCs troubleshooting. NO -Do the drive belt inspection (see «DRIVE BELT INSPECTION»(/acura/tsx/ii-2008-2014/remont/charging-system/#charging-system-v6) ), drive belt auto-tensioner inspection (see «DRIVE BELT REPLACEMENT»(/acura/tsx/ii-2008-2014/remont/charging-system/#charging-system-v6__drive-belt-replacement) ), and alternator and regulator circuit troubleshooting (see «ALTERNATOR AND REGULATOR CIRCUIT TROUBLESHOOTING»(/acura/tsx/ii-2008-2014/remont/charging-system/#charging-system-v6__alternator-and-regulator-circuit-troubleshooting) ).
  4. Check the following items: The hazard switch is off. The front individual map light and interior light switches are off. All of the doors, hood, and tailgate are closed. The brake pedal is not depressed. Are all check items OK? YES -Go to step 5 . NO -Turn off the switch, and check the parasitic draw (see «INSTALLATION»(/acura/tsx/ii-2008-2014/remont/body-electrical/#battery-v6) ).
  5. Lock the doors with the remote transmitter LOCK button. Make sure the security alarm system arms by confirming that the security indicator is flashing. Is the security alarm system armed? YES -Go to the symptom troubleshooting of the security alarm system (see «SECURITY ALARM SYSTEM WILL NOT ARM»(/acura/tsx/ii-2008-2014/remont/door-locks-anti-theft-systems/#keylesspower-door-lockssecurity-system-v6__security-alarm-system-will-not-arm) ). NO -Go to step 6 .
  6. Check the following items with the ignition key removed from the ignition switch: The brake lights are off when the brake pedal is not pressed. The courtesy lights are off with all doors closed. The trunk light is off with the trunk closed. The radiator and condenser fans are not running. The audio (including navigation) is off. There is no operating sound from the VSA modulator-control unit. The rear window defogger and the power mirror defoggers are off. Are all check items OK? YES -Check the parasitic draw (see «INSTALLATION»(/acura/tsx/ii-2008-2014/remont/body-electrical/#battery-v6) ). NO -Troubleshoot and repair the affected circuits.

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