2007 Suzuki SX4 Base, AutomaticFACTORY OEM SERVICE PROCEDURE

DTC Troubleshooting

DTC TROUBLESHOOTING TABLE

Step Action YES NO
1Β  DTC checkΒ 
  1. Clear DTC by referring to DTC CLEARANCEΒ .
  2. Turn ignition switch to OFF position.
  3. Turn ignition switch to ON position and recheck DTC.

Is DTC P0602 or P1702 still detected?Β 
Substitute a known-good TCM and recheck. Intermittent trouble. Check for intermittent by referring to INTERMITTENT AND POOR CONNECTION INSPECTION .
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.