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Inspection Procedure 10: The multi-information display screen cannot be changed with the operation of the multi-information display switch.
cautionBefore replacing the combination meter, be sure to check that the power supply circuit, ground circuit, and communication circuit are normal.
 
 
 
 
TECHNICAL DESCRIPTION (COMMENT)
When the signal from the multi-information display switch is received, the combination meter switches the multi-information display screen. If the multi-information display screen does not switch normally, the multi-information display switch, wiring harness, connector(s), or combination meter may have a problem.
 
 
 
TROUBLESHOOTING HINTS
  • The multi-information display switch may be defective.
  • The combination meter may be defective.
 
 
 
DIAGNOSIS
STEP 1. Using scan tool (M.U.T.-III), read the combination meter diagnostic trouble code.
Check if DTC is set in the combination meter.
(1)
cautionTo prevent damage to scan tool (M.U.T.-III), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-III).
Connect scan tool (M.U.T.-III). Refer to "How to connect the Scan Tool (M.U.T.-III) ."
(2) Turn the ignition switch to the "ON" position.
(3) Turn the ignition switch from "LOCK" (OFF) position to "ON" position.
(4) Check if DTC is set.
Is the DTC set?
Troubleshoot the combination meter (Refer to ).
Go to Step 2.
 
STEP 2. Check by scan tool (M.U.T.-III) "Special Function."
Using scan tool (M.U.T.-III), select "Test" from the special function of the combination meter. Execute the following item to check the liquid crystal display.
  • Item 2: LCD (AUTO) (Refer to ).
Is the check result normal?
Go to Step 3.
Replace the combination meter, and then go to Step 3.
 
STEP 3. Retest the system.
Check that the multi-information display screen works normally.
Is the check result normal?
The procedure is complete (If no malfunctions are found in all steps, an intermittent malfunction is suspected. Refer to GROUP 00 - How to Cope with Intermittent Malfunction ).
Go to Step 1.