Poor DRIVEABILITY

Hesitation/Poor Acceleration

• Check fuel pump control circuit. On all models except LX470, see FUEL PUMP CONTROL CIRCUIT under FUEL SYSTEM in appropriate SYSTEM & COMPONENT TESTING article. On LX470, perform DTC P1200: FUEL PUMP RELAY/ECU CIRCUIT test in SELF-DIAGNOSTICS - LX470 article.
• Check for faulty automatic transmission (electronics). See appropriate ELECTRONIC CONTROLS article in AUTOMATIC TRANSMISSIONS.

Surging

• Check fuel pump control circuit. On all models except LX470, see FUEL PUMP CONTROL CIRCUIT under FUEL SYSTEM in appropriate SYSTEM & COMPONENT TESTING article. On LX470, perform DTC P1200: FUEL PUMP RELAY/ECU CIRCUIT test in SELF-DIAGNOSTICS - LX470 article.