|
|
3. INTERMITTENT CONDITION WARNING: WHEN THE ENGINE IS OPERATING, DO NOT STAND IN A DIRECT LINE WITH THE FAN. DO NOT NOTE: The conditions that set the DTC are not present at this time. The following list may help in identi- Review the DTC When Monitored and Set Conditions. If possible, try to duplicate the conditions under which the Refer to any Technical Service Bulletins (TSB) that may apply. Visually inspect the related wiring harness. Look for any chafed, pierced, pinched, or partially broken wires. Visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals. Were any of the above conditions present? Yes >> Repair as necessary. Perform the ECM Verification Test Ver. 1. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING) No >> Test Complete. 4. (B215) BRAKE SWITCH SIGNAL 2 CIRCUIT VOLTAGE Turn the ignition off. Disconnect the Stop Lamp Switch harness connector. Turn the ignition on. Measure the voltage between the (B215) Brake Switch Signal 2 circuit Is the voltage above 9.0 volts? Yes >> Go To 5 No >> Go To 8 5. STOP LAMP SWITCH - BRAKE SWITCH SIGNAL 2 CKT OPEN While monitoring the BRAKE SWITCH 2 status with the scan tool, connect a jumper wire between ground and the Does the scan tool display change from PRESSED to RELEASED? Yes >> Adjust or replace the Stop Lamp Switch in accordance with the Service Information. Perform the ECM Verification Test Ver. 1. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING) No >> Go To 6 PM ENGINE ELECTRICAL DIAGNOSTICS - DIESEL 9 - 1147 |