Diagnostic Procedures
WARNING: This page is about a different car, the 2003 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.
KOER P1127 - Scan tool connected. Turn ignition on, engine off. Access following PIDs:
- HTR11 (Front Bank 1).
- HTR21 (Front Bank 2).
- HTR12 (Rear Bank 1).
- HTR22 (Rear Bank 2).
Turn ignition off. If all PIDs indicate ON, perform KOER Self-Test. Refer to QUICK TEST under SELF-DIAGNOSTIC SYSTEM. If all PIDs do not indicate ON, operate engine until all PIDs indicate ON. Perform KOER Self-Test.