Repair and Diagnosis: Electrical: Gauges: Clock: Troubleshooting

HINT:

Troubleshoot the clock according to the table below.

CLOCK TROUBLESHOOTING

Troubleshooting	No.
Passenger seat belt warning light does not light up.	1
Clock will not operate	1
Clock loses or gains time	2

+/- 1.5 seconds / day

INSPECT CLOCK CIRCUIT (See CLOCK CIRCUIT )
TROUBLESHOOTING NO. 1
1. PASSENGER SEAT BELT WARNING LIGHT DOES NOT OPERATE, CLOCK WILL NOT OPERATE
  1. Check that the battery positive voltage is 10 - 16 V.
    If voltage is not as specified, replace the battery.
  2. Check that the DOME and RAD NO. 2 fuses are not blown.
    If the fuse is blown, replace the fuse and check for short.
  3. Troubleshoot the clock as follows.
  HINT:
  
  Inspect the connector on the wire harness side.
  
  Fig 1: Inspecting Clock Circuit (Clock Inoperative)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 2: Troubleshooting Procedure (Clock Inoperative)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. TROUBLESHOOTING NO. 2
  1. CLOCK LOSES OR GAINS TIME
    1. Check that the battery positive voltage is 10 - 16 V.
      If voltage is not as specified, replace the battery.
    2. Inspect the error of the clock.
      Allowable error (per day): +/- 1.5 seconds
      
      If the error exceeds the allowable error, replace the clock.
    3. Check that the clock adjusting button is sticking in position and has failed to return.
      If the error exceeds the allowable error, replace the clock.
    4. Troubleshoot the clock as follows.
    HINT:
    
    Inspect the connector on the wire harness side.
    
    Fig 3: Inspecting Clock Circuit (Clock Loses Or Gains Time)
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    
    Fig 4: Trouble Shooting Procedure (Clock Loses Or Gains Time)
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002