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P1860 Diagnostic Trouble Code Discussion for June 2011

TCC PWM Solenoid Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1860
Help Request Posted
2002 Chevrolet Venture LS 3.4L 5v map and tps VIN: 1GNDX03E82
P1860: TCC PWM Solenoid Circuit Malfunction. Last time in we replaced tps and map with known good parts to test-no help. Opened up the pcm to inspect for corrosion-none found. Suspected cheap plug wires so i shielded the area they pass by the engine harness-no help. Unplugged the alternator-no help. Then...
June 06, 2011
2002 Chevrolet Venture LS 3.4L 5v map and tps VIN: 1GNDX03E82
P1860: TCC PWM Solenoid Circuit Malfunction. Last time in we replaced tps and map with known good parts to test-no help. Opened up the pcm to inspect for corrosion-none found. Suspected cheap plug wires so i shielded the area they pass by the engine harness-no help. Unplugged the alternator-no help. Then...
June 06, 2011