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Transmission Control System (Smoother) 7A-131 5 1. Connect a test lamp between the ground circuit of the select solenoid valve harness (pin 2. Turn ON the ignition. Does the test lamp illuminate? — Go to Step 9 Go to Step 8 6 1. Test the voltage feed circuit between the transmission control module (TCM) (pins 1 2. Test the control circuit between the TCM (pins 16 and 22 of B-428 connector) and the select 3. Repair the circuit(s) as necessary. Did you find and correct the condition? — Go to Step 13 Go to Step 10 7 Important: 1. Test the control circuit between the TCM (pins 16 and 22 of B-428 connector) and the select 2. Repair the circuit(s) as necessary. Did you find and correct the condition? — Go to Step 13 Go to Step 12 8 1. Test the ground circuit between the select solenoid (pin 1 of J-234 connector) and 2. Test the ground circuit between the TCM (pins 7 and 15 of B-428 connector) and chassis 3. Repair the circuit(s) as necessary. Did you find and correct the condition? — Go to Step 13 Go to Step 10 9 1. Turn OFF the ignition. connector. 3. Inspect for an intermittent and for poor connections at the harness connector of the 4. Repair the connection(s) as necessary. Did you find and correct the condition? — Go to Step 13 Go to Step 11 10 1. Turn OFF the ignition. connections on the select solenoid valve 4. Repair the connection(s) as necessary. Did you find and correct the condition? — Go to Step 13 Go to Step 12 Step Action Value(s) Yes No |