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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 P1700 (No. 32 / 33): Throttle Position Signal Circuit Malfunction >> 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  Is there DTC related to throttle position sensor (P0121 / P0122 / P0123)?  Go to DTC P0121: THROTTLE POSITION SENSOR CIRCUIT RANGE / PERFORMANCE, DTC P0122: THROTTLE POSITION SENSOR CIRCUIT LOW INPUT OR DTC P0123: THROTTLE POSITION SENSOR CIRCUIT HIGH . Go to Step 3.
3  Check throttle position signal circuit for IG short 
  1. Turn ignition switch OFF.
  2. Disconnect TCM and ECM connectors from TCM and ECM.
  3. Check proper connection to TCM at terminal "G07-6" and to ECM at terminal "G04-30".
  4. If OK, turn ignition switch ON and measure voltage between terminal "G07-6" of disconnected harness side TCM connector and ground.

Is it 10 - 14 V? 		 "PPL/WHT" circuit shorted to power circuit. Go to Step 4.
4  Check throttle position signal circuit for open 
  1. Turn ignition switch OFF.
  2. Check continuity between terminal "G07-6" of disconnected harness side TCM connector and terminal "G04-30" of disconnected harness side ECM connector.

Is continuity indicated? 		 Go to Step 5. "PPL/WHT" circuit open.
5  Check throttle position signal circuit for ground short 
  1. Check continuity between terminal "G07-6" of disconnected harness side TCM connector and ground.

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