DTC Troubleshooting: P2010 (178)
DTC P2010:
 IMRC Solenoid Valve Circuit Shorted to Power
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. Start the engine. Hold the engine speed at 2,000 rpm (min −1 ) without load (in neutral) until the radiator fan comes on, then let it idle.
  1. Check for Temporary DTCs or DTCs with the HDS.
Is DTC P2010 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 IMRC solenoid valve and the ECM.■
  1. Turn the ignition switch OFF.
  1. Disconnect the IMRC solenoid valve 2P connector.
  1. At solenoid side, measure resistance between IMRC solenoid valve 2P connector terminals No. 1 and No. 2.
Is there about 33 Ω at room temperature?
YES -
Go to Step 8 .
NO -
Go to Step 12 .
  1. Turn the ignition switch OFF, and wait 1 minute.
  1. Disconnect ECM connector No. 1 (96P).
  1. Turn the ignition switch ON (II).