DTC Troubleshooting: 62-1x - With Seat Heater
DTC 62-1x (''x'' can be 0 thru 9 or A thru F):
Open in the Right Side Seat Belt Buckle Switch (With seat heater)
NOTE:
  1. Turn the ignition switch to LOCK (0), then wait for 10 seconds.
  1. Turn the ignition switch to ON (II), then buckle and unbuckle the right side seat belt several times.
Is DTC 62-1x indicated?
YES -
Go to Step 5 .
NO -
Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.
  1. Turn the ignition switch to LOCK (0).
  1. Install a jumper wire between the No. 21 terminal of SRS unit connector B (39P) and body ground.
Is DTC 62-2x indicated?
YES -
Go to Step 8 .
NO -
Faulty SRS unit or poor connection at SRS unit connector B (39P) and the SRS unit. Check the connection between the connector and the SRS unit. If the connection is OK, replace the SRS unit. ■
  1. Turn the ignition switch to LOCK (0).
  1. Disconnect the passenger's (LHD model) or driver's (RHD model) seat wire harness 2P connector (A) from the right side seat belt buckle switch.
  1. Turn the ignition switch to ON (II).
  1. Measure the voltage between the No. 21 terminal of SRS unit connector B (39P) and body ground. There should be more than 10 V.
Is the voltage as specified?
YES -
Go to Step 12 .
NO -
Open in the passenger's (LHD model) or driver's (RHD model) seat wire harness, SRS floor wire harness; replace the faulty harness.■
  1. Turn the ignition switch to LOCK (0).
  1. Measure the resistance between the No. 1 terminal of the passenger's (LHD model) or driver's (RHD model) seat wire harness 2P connector and body ground. There should be 0−1.0 Ω.
Is resistance as specified?
YES -
Faulty right side seat belt buckle switch; replace the right side seat belt buckle assembly. ■
NO -
Open in the passenger's (LHD model) or driver's (RHD model) seat wire harness, SRS floor wire harness; replace the faulty harness.■