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Steering Wheel Audio Remote Control Switch - Lancer Evolution Mitsubishi Lancer Evolution X

Steering Column Switches 11 illustrations ~2584 words

GENERAL INFORMATION

On the steering wheel spoke, the steering wheel audio remote control switch and steering wheel voice control switch have been established.

Scheme 24

Scheme 24: GENERAL INFORMATION
Scheme 24: GENERAL INFORMATION

With the steering wheel audio remote control switch, the sound volume adjustment, mode changeover, CD track up/down and other operation of multivision display, radio, and CD player are available.

STEERING WHEEL VOICE CONTROL SWITCH

With the steering wheel voice control switch, the hands free cellular phone system can be operated. (Refer to GENERAL INFORMATION in HANDS FREE MODULE article ).

SPECIAL TOOLS

SPECIAL TOOLS SPECIFICATION Tool Tool number and name Supersession Application MB991958 MB991824 MB991827 MB991910 MB991911 MB991914 MB991825 MB991826 M.U.T.-III sub assembly Vehicle communication interface (V.C.I.) M.U.T.-III USB cable M.U.T.-III main harness A (Vehicles with CAN communication system) M.U.T.-III main harness B (Vehicles without CAN communication system) M.U.T.-III main harness C (for Chrysler models only) M.U.T.-III measurement adapter M.U.T.-III trigger harness MB991824-KIT NOTE: G: MB991826 M.U.T.-III Trigger Harness is not necessary when pushing V.C.I. ENTER key. CAUTION: M.U.T.-III main harness A (MB991910) should be used. M.U.T.-III main harness B and C should not be used for this vehicle. CAN bus diagnostics or service data check. MB991223 MB991219 MB991220 MB991221 MB991222 Harness set Test harness LED harness LED harness adaptor Probe General service tools Continuity check and voltage measurement at harness wire or connector for loose, corroded or damaged terminals, or terminals pushed back in the connector. Connector pin contact pressure inspection Power circuit inspection Power circuit inspection Commercial tester connection

Scheme 25

Scheme 25: SPECIAL TOOLS
Scheme 25: SPECIAL TOOLS

Scheme 26

Scheme 26
Scheme 26

STANDARD FLOW OF DIAGNOSTIC TROUBLESHOOTING

TROUBLE SYMPTOM CHART

Inspection Procedure No.Trouble symptomReference
1Steering wheel audio remote control switch does not function.< vehicles with radio and CD player>INSPECTION PROCEDURE 1: STEERING WHEEL AUDIO REMOTE CONTROL SWITCH DOES NOT FUNCTION.
2< vehicles with MMCS>INSPECTION PROCEDURE 2: STEERING WHEEL AUDIO REMOTE CONTROL SWITCH DOES NOT FUNCTION.
3Steering wheel audio remote control switch illumination does not come on.INSPECTION PROCEDURE 3: STEERING WHEEL AUDIO REMOTE CONTROL SWITCH ILLUMINATION DOES NOT COME ON.

SYMPTOM CHART

Inspection Procedure 1: Steering wheel audio remote control switch does not Function.

CAUTIONBefore replacing the ECU, ensure that the power supply circuit, the ground circuit and the communication circuit are normal.

Scheme 27

Scheme 27
Scheme 27

TECHNICAL DESCRIPTION (COMMENT)

The power supply circuit to the steering wheel audio remote control switch, the steering wheel audio remote control switch, the radio and CD player, or the clock spring may be defective.

TROUBLESHOOTING HINTS

  1. The steering wheel audio remote control switch may be defective.
  2. The radio and CD player may be defective.
  3. The clock spring may be defective.
  4. Damaged harness wires and connectors

DIAGNOSIS

Required Special Tools

  1. MB991223: Harness Set
  2. MB992006: Extra Fine Probe
  3. MB991958: Scan Tool (M.U.T.-III Sub Assembly) MB991824: Vehicle Communication Interface (V.C.I.) MB991827: M.U.T.-III USB Cable MB991910: M.U.T.-III Main Harness A

Scheme 28

Scheme 28
Scheme 28
  1. STEP 1. Using scan tool MB991958, check data list. Check whether the service data below are normal. Turn the ignition switch to "ON" position. Operate each switch of the steering remote control. Check whether the normal conditions listed below are displayed. (Refer to «ON-VEHICLE SERVICE»(/mitsubishi/lancer-evolution/x-2007-2016/remont/entertainment-systems/#radio-and-cd-player-lancer-evolution) ). CONDITION CHART Item No. Item name Normal condition Item 1 RADIO remote SW (SEEK-) ON Item 2 RADIO remote SW (SEEK+) ON Item 3 RADIO remote SW (MODE) ON Item 4 RADIO remote SW (VOL-) ON Item 5 RADIO remote SW (VOL+) ON OK: Normal condition is displayed. Q: Is the check result normal? YES: Go to Step 9 . NO: Go to Step 2.
  2. STEP 2. Check the steering wheel audio remote control switch. Remove the steering wheel audio remote control switch. Then check continuity between the switch terminals. REMOTE CONTROL SWITCH CONTINUITY CHECK Switch Position Tester Connection Measurement Value No push 2 - 4 Approximately 71 kohms Mode Approximately 270 ohms CH up Approximately 740 ohms CH down Approximately 1.3 kohms VOL up Approximately 2.1 kohms VOL down Approximately 3.1 kohms Q: Is the steering wheel audio remote control switch in good condition? YES: Go to Step 3. NO: Replace the steering wheel audio remote control switch.
  3. STEP 3. Check clock spring connector C-202 and C-205 for loose, corroded or damaged terminals, or terminals pushed back in the connector. Q: Are clock spring connector C-202 and C-205 in good condition? YES: Go to Step 4. NO: Repair or replace the damaged component(s). Refer to «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) . The steering remote control switch should work normally.
  4. STEP 4. Check the clock spring. Check whether the clock spring is in good condition (Refer to «CLOCK SPRING»(/mitsubishi/lancer-evolution/x-2007-2016/remont/airbag/#supplemental-restraint-system-srs-lancer-evolution) ). Q: Is the check result normal? YES: Go to Step 5. NO: Replace the clock spring.
  5. STEP 5. Check radio and CD player connector C-107 for loose, corroded or damaged terminals, or terminals pushed back in the connector. Q: Is radio and CD player connector C-107 in good condition? YES: Go to Step 6. NO: Repair or replace the damaged component(s). Refer to «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) . The steering remote control switch should work normally.
  6. STEP 6. Check the wiring harness between radio and CD player connector C-107 (terminal 22, 32) and clock spring connector C-205 (terminal 2, 3). NOTE: Also check intermediate connector C-32 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-32 is damaged, repair or replace the connector as described in «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) . Check the communication lines for open and short circuit. Q: Is the wiring harness between radio and CD player connector C-107 (terminal 22, 32) and clock spring connector C-205 (terminal 2, 3) in good condition? YES: Go to Step 7. NO: The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the connector. Repair the wiring harness as necessary.
  7. STEP 7. Check steering remote control switch connector C-213 for loose, corroded or damaged terminals, or terminals pushed back in the connector. Q: Is steering remote control switch connector C-213 in good condition? YES: Go to Step 8. NO: Repair or replace the damaged component(s). Refer to «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) . The steering remote control switch should work normally.
  8. STEP 8. Check the wiring harness between steering wheel audio remote control switch connector C-213 (terminal 2, 4) and clock spring connector C-202 (terminal 5, 4). Check the communication lines for open and short circuit. Q: Is the wiring harness between steering remote control switch connector C-213 (terminal 2, 4) and clock spring connector C-202 (terminal 5, 4) in good condition? YES: Go to Step 9. NO: The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the connector. Repair the wiring harness as necessary.
  9. STEP 9. Retest the system Check whether you can operate the radio and CD player by using the steering remote control. Q: Is the check result normal? YES: The trouble can be an intermittent malfunction (Refer to «HOW TO COPE WITH INTERMITTENT MALFUNCTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/hoistjack/#general-information-lancer-evolution__how-to-cope-with-intermittent-malfunctions) ). NO: Replace the radio and CD player.

Inspection Procedure 2: Steering Wheel Audio Remote Control Switch does not Function.

CAUTIONBefore replacing the ECU, ensure that the power supply circuit, the ground circuit and the communication circuit are normal.

Scheme 29

Scheme 29
Scheme 29

The power supply circuit to the steering wheel audio remote control switch, the steering wheel audio remote control switch, the multivision display, or the clock spring may be defective.

  1. The steering wheel audio remote control switch may be defective.
  2. The multivision display may be defective.
  3. The clock spring may be defective.
  4. Damaged harness wires and connectors

Required Special Tools

  1. MB991223: Harness Set
  2. MB992006: Extra Fine Probe
  1. STEP 1. Check the steering wheel audio remote control switch. Remove the steering wheel audio remote control switch. Then check continuity between the switch terminals. (Refer to «STEERING WHEEL AUDIO REMOTE CONTROL SWITCH INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/steering-column-switches/#steering-wheel-audio-remote-control-switch-lancer-evolution) .) REMOTE CONTROL SWITCH CONTINUITY SPECIFICATION Switch Position Tester Connection Measurement Value No push 2 - 4 Approximately 71 kohms Mode Approximately 270 ohms CH up Approximately 740 ohms CH down Approximately 1.3 kohms VOL up Approximately 2.1 kohms VOL down Approximately 3.1 kohms Q: Is the steering wheel audio remote control switch in good condition? YES: Go to Step 2. NO: Replace the steering wheel audio remote control switch.
  2. STEP 2. Check clock spring connector C-202 and C-205 for loose, corroded or damaged terminals, or terminals pushed back in the connector. Q: Are clock spring connector C-202 and C-205 in good condition? YES: Go to Step 3. NO: Repair or replace the damaged component (Refer to «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) ). The steering wheel audio remote control switch should work normally.
  3. STEP 3. Check the clock spring. Check whether the clock spring is in good condition (Refer to «CLOCK SPRING»(/mitsubishi/lancer-evolution/x-2007-2016/remont/airbag/#supplemental-restraint-system-srs-lancer-evolution) ). Q: Is the check result normal? YES: Go to Step 4. NO: Replace the clock spring.
  4. STEP 4. Check multivision display connector C-10 for loose, corroded or damaged terminals, or terminals pushed back in the connector. Q: Is multivision display connector C-10 in good condition? YES: Go to Step 5. NO: Repair or replace the damaged component (Refer to «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) ). The steering wheel audio remote control switch should work normally.
  5. STEP 5. Check the wiring harness between multivision display connector C-10 (terminal 43, 59) and clock spring connector C-205 (terminal 2, 3). NOTE: Also check intermediate connector C-108, C-32 for loose, corroded, or damaged terminals, or terminals pushed back in the connector. If intermediate connector C-108, C-32 is damaged, repair or replace the connector as described in «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) . Check the communication lines for open and short circuit. Q: Is the wiring harness between multivision display connector C-10 (terminal 43, 59) and clock spring connector C-205 (terminal 2, 3) in good condition? YES: Go to Step 6. NO: The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the connector. Repair the wiring harness as necessary.
  6. STEP 6. Check steering wheel audio remote control switch connector C-213 for loose, corroded or damaged terminals, or terminals pushed back in the connector. Q: Is steering wheel audio remote control switch connector C-213 in good condition? YES: Go to Step 7. NO: Repair or replace the damaged component (Refer to «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) ). The steering wheel audio remote control switch should work normally.
  7. STEP 7. Check the wiring harness between steering wheel audio remote control switch connector C-213 (terminal 2, 4) and clock spring connector C-202 (terminal 5, 4). Check the communication lines for open and short circuit. Q: Is the wiring harness between steering wheel audio remote control switch connector C-213 (terminal 2, 4) and clock spring connector C-202 (terminal 5, 4) in good condition? YES: Go to Step 8. NO: The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the connector. Repair the wiring harness as necessary.
  8. STEP 8. Retest the system Check whether you can operate the multivision display by using the steering remote control. Q: Is the check result normal? YES: The trouble can be an intermittent malfunction (Refer to «HOW TO COPE WITH INTERMITTENT MALFUNCTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/hoistjack/#general-information-lancer-evolution__how-to-cope-with-intermittent-malfunctions) ). NO: Replace the multivision display.

Inspection Procedure 3: Steering wheel audio remote control switch illumination does not come on

CAUTIONBefore replacing the ECU, ensure that the power supply circuit, the ground circuit and the communication circuit are normal.

Scheme 30

Scheme 30
Scheme 30

The power supply circuit to the steering wheel audio remote control switch, the steering wheel audio remote control switch, the combination meter, or the clock spring may be defective.

  1. The steering wheel audio remote control switch may be defective.
  2. The clock spring may be defective.
  3. Damaged harness wires and connectors

Required Special Tools

  1. MB991223: Harness Set
  2. MB992006: Extra Fine Probe
  1. STEP 1. Check the combination meter. Check whether the combination meter works normally. Q: Does the combination meter operate normally? YES: Go to Step 2. NO: Diagnose the combination meter (Refer to «DIAGNOSTIC TROUBLE CODE CHART»(/mitsubishi/lancer-evolution/x-2007-2016/remont/gauges-instrument-panels/#combination-meter-lancer-evolution__diagnostic-trouble-code-chart) ).
  2. STEP 2. Check the steering wheel voice control switch. (Refer to «STEERING WHEEL AUDIO REMOTE CONTROL SWITCH INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/steering-column-switches/#steering-wheel-audio-remote-control-switch-lancer-evolution) ). Q: Is the check result normal? YES: Go to Step 3. NO: Replace the clock spring.
  3. STEP 3. Check steering wheel audio remote control switch connector C-213 for loose, corroded or damaged terminals, or terminals pushed back in the connector. Q: Is steering wheel audio remote control switch connector C-213 in good condition? YES: Go to Step 4. NO: Repair or replace the damaged component (Refer to «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) ).
  4. STEP 4. Check the wiring harness between steering wheel audio remote control switch connector C-213 (terminal 5) and ground. Check the ground wire for open circuit. Q: Is the wiring harness between steering wheel audio remote control switch connector C-213 (terminal 5) and ground in good condition? YES: Go to Step 5. NO: The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the connector. Repair the wiring harness as necessary.
  5. STEP 5. Check clock spring connectors C-202 and C-205 for loose, corroded or damaged terminals, or terminals pushed back in the connector. Q: Are clock spring connectors C-202 and C-205 in good condition? YES: Go to Step 6. NO: Repair or replace the damaged component (Refer to «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) ).
  6. STEP 6. Check the clock spring. Check whether the clock spring is in good condition (Refer to «CLOCK SPRING»(/mitsubishi/lancer-evolution/x-2007-2016/remont/airbag/#supplemental-restraint-system-srs-lancer-evolution) ). Q: Is the check result normal? YES: Go to Step 7. NO: Replace the clock spring.
  7. STEP 7. Check the wiring harness between steering wheel audio remote control switch connector C-213 (terminal 1) and clock spring connector C-202 (terminal 1). Check the power supply line for open circuit and short circuit. Q: Is the wiring harness between steering wheel audio remote control switch connector C-213 (terminal 1) and clock spring connector C-202 (terminal 1) in good condition? YES: Go to Step 8. NO: The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the connector. Repair the wiring harness as necessary.
  8. STEP 8. Check combination meter connector C-04 for loose, corroded or damaged terminals, or terminals pushed back in the connector. Q: Is combination meter connector C-04 in good condition? YES: Go to Step 9. NO: Repair or replace the damaged component (Refer to «HARNESS CONNECTOR INSPECTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/body-electrical/#general-electrical-lancer-evolution) ).
  9. STEP 9. Check the wiring harness between combination meter connector C-04 (terminal 23) and clock spring connector C-205 (terminal 6). Check the power supply line for open circuit and short circuit. Q: Is the wiring harness between combination meter connector C-04 (terminal 23) and clock spring connector C-205 (terminal 6) in good condition? YES: Go to Step 10. NO: The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the connector. Repair the wiring harness as necessary.
  10. STEP 10. Retest the system Check whether the illumination of the steering wheel audio remote control switch comes on normally. Q: Doe the illumination of the steering wheel audio remote control switch comes on normally? YES: The trouble can be an intermittent malfunction (Refer to «HOW TO COPE WITH INTERMITTENT MALFUNCTION»(/mitsubishi/lancer-evolution/x-2007-2016/remont/hoistjack/#general-information-lancer-evolution__how-to-cope-with-intermittent-malfunctions) ). NO: Replace the steering wheel audio remote control switch.

Scheme 31

Scheme 31: REMOVAL AND INSTALLATION
Scheme 31: REMOVAL AND INSTALLATION

STEERING WHEEL AUDIO REMOTE CONTROL SWITCH CHECK

Use an ohmmeter to measure the resistance value between the terminal.

Switch PositionTester ConnectionMeasurement Value
No push2 - 3Approximately 3.1 kohms
2 - 4Approximately 71 kohms
"Mode" switchApproximately 270 ohms
"CH up" switchApproximately 740 ohms
"CH down" switchApproximately 1.3 kohms
"VOL up" switchApproximately 2.1 kohms
"VOL down" switchApproximately 3.1 kohms

RESISTANCE SPECIFICATIONS

Scheme 32

Scheme 32
Scheme 32

Scheme 33

Scheme 33
Scheme 33

On the steering wheel audio remote control switch connector, check the continuity between terminals.

ILLUMINATION CHECK

Apply the battery voltage of steering wheel audio remote control switch connector terminal No. 1 and 5, and check if the steering wheel audio remote control switch illuminates.

Note. Make sure that the polarity is correct.

Scheme 34

Scheme 34: ILLUMINATION CHECK
Scheme 34: ILLUMINATION CHECK

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