DTC Troubleshooting: P0201 (71), P0202 (72), P0203 (73), P0204 (74)
DTC P0201:
 No. 1 Cylinder Injector Circuit Open
DTC P0202:
 No. 2 Cylinder Injector Circuit Open
DTC P0203:
 No. 3 Cylinder Injector Circuit Open
DTC P0204:
 No. 4 Cylinder Injector Circuit Open
NOTE: Before you troubleshoot, record all freeze data and review the general troubleshooting information.
  1. Turn the ignition switch ON (II).
  1. Clear the DTC with the HDS.
  1. Do the INJECTOR TEST in the INSPECTION MENU with the HDS.
  1. Check for Temporary DTCs or DTCs with the HDS.
Is DTC P0201, P0202, P0203, and/or P0204 indicated?
YES -
Go to Step 5 .
NO -
Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at the injectors and the ECM.■
  1. Turn the ignition switch OFF, and wait 2 minutes.
  1. Disconnect the injector 2P connector from the problem cylinder.
  1. At the injector side, check for continuity between injector 2P connector terminals No. 1 and No. 2.
Is there continuity?
YES -
Go to Step 8 .
NO -
Go to Step 13 .
  1. Disconnect ECM connector No. 1 (96P).