2. Problem No. 2

2 CLOCK LOSES OR GAINS TIME
1. Check that the battery positive voltage is between 10 to 14 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 stuck 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 1: Locating Wire Harness Side Integration Control Panel Connector Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 2: Clock Troubleshooting Procedure (Clock Loses Or Gains Time)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002