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Home >> Suzuki >> 2006 >> Aerio Base, FWD, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 2 (Automatic Transmission) >> Diagnostic Information and Procedures >> DTC P0973 / P0976 (No. 22 / No. 24): Shift Solenoid-A (No. 1) Control Circuit Low / Shift Solenoid-B (No. 2) Control Circuit Low >> DTC Troubleshooting

DTC Troubleshooting

WARNING: This page is about a different variant/trim than selected.
DTC TROUBLESHOOTING CHART

Step Action YES NO
1  Was "A/T System Check" performed?  Go to Step 2. Go to A/T SYSTEM CHECK .
2  Check shift solenoid valve resistance 
  1. Turn ignition switch OFF.
  2. Disconnect valve body harness connector (1) on transaxle (4).
  3. Check for proper connection to solenoid at "GRY" or "GRN/ORN" circuit.
  4. Check resistance of solenoid.

Resistance of shift solenoid valve 
Between shift solenoid valve-A (No. 1) terminal (2) and transaxle: 11 - 16 Ω at 20 °C (68 °F) Between shift solenoid valve-B (No. 2) terminal (3) and transaxle: 11 - 16 Ω at 20 °C (68 °F)
G04591831

 
Is check result satisfactory? 		 Go to Step 3. Replace shift solenoid valve or lead wire.
3  Check shift solenoid circuit for ground short 
  1. Disconnect TCM connectors.
  2. Check for proper connection to TCM at terminal "G08-4" or "G08-3" of TCM connector.
  3. If connection is OK, check continuity between terminal "G08-4" or "G08-3" of disconnected harness side TCM connector and ground.

Is continuity indicated? 		 "GRY" or "GRN/ORN" circuit shorted to ground. Intermittent trouble or faulty TCM. Check for intermittent referring to INTERMITTENT AND POOR CONNECTION INSPECTION . If OK, substitute a known-good TCM and recheck.
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